hedgewars/uRenderUtils.pas
author sheepluva
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parent 12103 966a9739812f
child 12106 2e70ef81e281
permissions -rw-r--r--
copyToXYFromRect: some tweaks
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(*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (c) 2004-2015 Andrey Korotaev <unC0Rr@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 *)
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{$INCLUDE "options.inc"}
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unit uRenderUtils;
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interface
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uses SDLh, uTypes;
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procedure flipSurface(Surface: PSDL_Surface; Vertical: Boolean);
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procedure copyRotatedSurface(src, dest: PSDL_Surface); // this is necessary since width/height are read only in SDL
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procedure copyToXY(src, dest: PSDL_Surface; destX, destY: LongInt); inline;
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procedure copyToXYFromRect(src, dest: PSDL_Surface; srcX, srcY, srcW, srcH, destX, destY: LongInt);
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procedure DrawSprite2Surf(sprite: TSprite; dest: PSDL_Surface; x,y: LongInt); inline;
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procedure DrawSpriteFrame2Surf(sprite: TSprite; dest: PSDL_Surface; x,y: LongInt; frame: LongInt);
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procedure DrawLine2Surf(dest: PSDL_Surface; x0,y0,x1,y1:LongInt; r,g,b: byte);
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procedure DrawRoundRect(rect: PSDL_Rect; BorderColor, FillColor: Longword; Surface: PSDL_Surface; Clear: boolean);
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function  RenderStringTex(s: ansistring; Color: Longword; font: THWFont): PTexture;
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function  RenderStringTexLim(s: ansistring; Color: Longword; font: THWFont; maxLength: LongWord): PTexture;
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function  RenderSpeechBubbleTex(s: ansistring; SpeechType: Longword; font: THWFont): PTexture;
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implementation
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uses uVariables, uConsts, uTextures, SysUtils, uUtils, uDebug;
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procedure DrawRoundRect(rect: PSDL_Rect; BorderColor, FillColor: Longword; Surface: PSDL_Surface; Clear: boolean);
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var r: TSDL_Rect;
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begin
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    r:= rect^;
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    if Clear then
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        SDL_FillRect(Surface, @r, 0);
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    BorderColor:= SDL_MapRGB(Surface^.format, BorderColor shr 16, BorderColor shr 8, BorderColor and $FF);
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    FillColor:= SDL_MapRGB(Surface^.format, FillColor shr 16, FillColor shr 8, FillColor and $FF);
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    r.y:= rect^.y + cFontBorder div 2;
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    r.h:= rect^.h - cFontBorder;
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    SDL_FillRect(Surface, @r, BorderColor);
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    r.x:= rect^.x + cFontBorder div 2;
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    r.w:= rect^.w - cFontBorder;
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    r.y:= rect^.y;
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    r.h:= rect^.h;
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    SDL_FillRect(Surface, @r, BorderColor);
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    r.x:= rect^.x + cFontBorder;
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    r.y:= rect^.y + cFontBorder div 2;
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    r.w:= rect^.w - cFontBorder * 2;
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    r.h:= rect^.h - cFontBorder;
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    SDL_FillRect(Surface, @r, FillColor);
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    r.x:= rect^.x + cFontBorder div 2;
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    r.y:= rect^.y + cFontBorder;
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    r.w:= rect^.w - cFontBorder;
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    r.h:= rect^.h - cFontBorder * 2;
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    SDL_FillRect(Surface, @r, FillColor);
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end;
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(*
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function WriteInRoundRect(Surface: PSDL_Surface; X, Y: LongInt; Color: LongWord; Font: THWFont; s: ansistring): TSDL_Rect;
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begin
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    WriteInRoundRect:= WriteInRoundRect(Surface, X, Y, Color, Font, s, 0);
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end;*)
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function WriteInRoundRect(Surface: PSDL_Surface; X, Y: LongInt; Color: LongWord; Font: THWFont; s: ansistring; maxLength: LongWord): TSDL_Rect;
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var w, h: Longword;
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    tmpsurf: PSDL_Surface;
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    clr: TSDL_Color;
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    finalRect, textRect: TSDL_Rect;
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begin
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    TTF_SizeUTF8(Fontz[Font].Handle, PChar(s), @w, @h);
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    if (maxLength > 0) and (w > maxLength * HDPIScaleFactor) then w := maxLength * HDPIScaleFactor;
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    finalRect.x:= X;
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    finalRect.y:= Y;
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    finalRect.w:= w + cFontBorder * 2 + cFontPadding * 2;
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    finalRect.h:= h + cFontBorder * 2;
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    textRect.x:= X;
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    textRect.y:= Y;
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    textRect.w:= w;
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    textRect.h:= h;
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    DrawRoundRect(@finalRect, cWhiteColor, cNearBlackColor, Surface, true);
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    clr.r:= (Color shr 16) and $FF;
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    clr.g:= (Color shr 8) and $FF;
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    clr.b:= Color and $FF;
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    tmpsurf:= TTF_RenderUTF8_Blended(Fontz[Font].Handle, PChar(s), clr);
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    finalRect.x:= X + cFontBorder + cFontPadding;
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    finalRect.y:= Y + cFontBorder;
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    if SDLCheck(tmpsurf <> nil, 'TTF_RenderUTF8_Blended', true) then
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        exit;
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    SDL_UpperBlit(tmpsurf, @textRect, Surface, @finalRect);
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    SDL_FreeSurface(tmpsurf);
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    finalRect.x:= X;
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    finalRect.y:= Y;
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    finalRect.w:= w + cFontBorder * 2 + cFontPadding * 2;
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    finalRect.h:= h + cFontBorder * 2;
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    WriteInRoundRect:= finalRect;
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end;
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procedure flipSurface(Surface: PSDL_Surface; Vertical: Boolean);
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var y, x, i, j: LongInt;
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    tmpPixel: Longword;
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    pixels: PLongWordArray;
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begin
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    if checkFails(Surface^.format^.BytesPerPixel = 4, 'flipSurface failed, expecting 32 bit surface', true) then
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        exit;
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    SDL_LockSurface(Surface);
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    pixels:= Surface^.pixels;
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    if Vertical then
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    for y := 0 to (Surface^.h div 2) - 1 do
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        for x := 0 to Surface^.w - 1 do
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            begin
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            i:= y * Surface^.w + x;
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            j:= (Surface^.h - y - 1) * Surface^.w + x;
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            tmpPixel:= pixels^[i];
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            pixels^[i]:= pixels^[j];
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            pixels^[j]:= tmpPixel;
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            end
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    else
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    for x := 0 to (Surface^.w div 2) - 1 do
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        for y := 0 to Surface^.h - 1 do
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            begin
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            i:= y*Surface^.w + x;
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            j:= y*Surface^.w + (Surface^.w - x - 1);
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            tmpPixel:= pixels^[i];
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            pixels^[i]:= pixels^[j];
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            pixels^[j]:= tmpPixel;
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            end;
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    SDL_UnlockSurface(Surface);
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end;
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procedure copyToXY(src, dest: PSDL_Surface; destX, destY: LongInt); inline;
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begin
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    // copy from complete src
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    copyToXYFromRect(src, dest, 0, 0, src^.w, src^.h, destX, destY);
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end;
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procedure copyToXYFromRect(src, dest: PSDL_Surface; srcX, srcY, srcW, srcH, destX, destY: LongInt);
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var spi, dpi, iX, iY, dX, dY, lX, lY, aT: LongInt;
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    srcPixels, destPixels: PLongWordArray;
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    rD, gD, bD, aD, rT, gT, bT: Byte;
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begin
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    SDL_LockSurface(src);
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    SDL_LockSurface(dest);
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    srcPixels:= src^.pixels;
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    destPixels:= dest^.pixels;
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    // what's the offset between src and dest coords?
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    dX:= destX - srcX;
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    dY:= destY - srcY;
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    // let's figure out where the rectangle we can actually copy ends
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    lX:= ( min( min(srcX + srcW, src^.w), min(destX + srcW, dest^.w) - dx ) ) - 1;
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    lY:= ( min( min(srcY + srcH, src^.h), min(destY + srcH, dest^.h) - dY ) ) - 1;
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    for iX:= srcX to lX do
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    for iY:= srcY to lY do
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        begin
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        // src pixel index
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        spi:= iY * src^.w  + iX;
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        // dest pixel index
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        dpi:= (iY + dY) * dest^.w + (iX + dX);
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        // get src alpha (and set it as target alpha for now)
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        aT:= (srcPixels^[spi] and AMask) shr AShift;
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        // src pixel opaque?
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        if aT = 255 then
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            begin
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            // just copy full pixel
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            destPixels^[dpi]:= srcPixels^[spi];
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            continue;
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            end;
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        // get dst alpha (without shift for now)
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        aD:= (destPixels^[dpi] and AMask) shr AShift;
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        // dest completely transparent?
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        if aD = 0 then
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            begin
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            // just copy src pixel
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            destPixels^[dpi]:= srcPixels^[spi];
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            continue;
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            end;
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        // looks like some blending is necessary
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        // set color of target RGB to src for now
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        SDL_GetRGB(srcPixels^[spi],  src^.format,  @rT, @gT, @bT);
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        SDL_GetRGB(destPixels^[dpi], dest^.format, @rD, @gD, @bD);
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        // note: this is not how to correctly blend RGB, just sayin' (R,G,B are not linear...)
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        rT:= (rD * (255 - aT) + rT * aT) div 255;
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        gT:= (gD * (255 - aT) + gT * aT) div 255;
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        bT:= (bD * (255 - aT) + bT * aT) div 255;
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        aT:= aD + ((255 - LongInt(aD)) * aT div 255);
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        destPixels^[dpi]:= SDL_MapRGBA(dest^.format, rT, gT, bT, aT);
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        end;
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    SDL_UnlockSurface(src);
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    SDL_UnlockSurface(dest);
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end;
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procedure DrawSprite2Surf(sprite: TSprite; dest: PSDL_Surface; x,y: LongInt); inline;
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begin
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   DrawSpriteFrame2Surf(sprite, dest, x, y, 0);
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end;
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procedure DrawSpriteFrame2Surf(sprite: TSprite; dest: PSDL_Surface; x,y,frame: LongInt);
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var numFramesFirstCol, row, col: LongInt;
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begin
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    numFramesFirstCol:= SpritesData[sprite].imageHeight div SpritesData[sprite].Height;
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    row:= Frame mod numFramesFirstCol;
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    col:= Frame div numFramesFirstCol;
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    copyToXYFromRect(SpritesData[sprite].Surface, dest,
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             col*SpritesData[sprite].Width,
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             row*SpritesData[sprite].Height,
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             SpritesData[sprite].Width,
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             spritesData[sprite].Height,
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             x,y);
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end;
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procedure DrawLine2Surf(dest: PSDL_Surface; x0, y0,x1,y1: LongInt; r,g,b: byte);
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var
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    dx,dy,err,e2,sx,sy: LongInt;
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    yMax: LongInt;
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    destPixels: PLongwordArray;
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begin
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    //max:= (dest^.pitch div 4) * dest^.h;
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    yMax:= dest^.pitch div 4;
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    SDL_LockSurface(dest);
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    destPixels:= dest^.pixels;
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    dx:= abs(x1-x0);
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    dy:= abs(y1-y0);
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    if x0 < x1 then sx:= 1 else sx:= -1;
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    if y0 < y1 then sy:= 1 else sy:= -1;
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    err:= dx-dy;
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    while(true) do
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        begin
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        destPixels^[(y0 * yMax) + x0]:= SDL_MapRGB(dest^.format, r,g,b); //But will it blend? no
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        if (x0 = x1) and (y0 = y1) then break;
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        e2:= 2*err;
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        if e2 > -dy then
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            begin
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            err:= err - dy;
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            x0 := x0 + sx;
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            end;
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        if e2 < dx then
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            begin
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            err:= err + dx;
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            y0:=y0+sy
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            end;
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        end;
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    SDL_UnlockSurface(dest);
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end;
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procedure copyRotatedSurface(src, dest: PSDL_Surface); // this is necessary since width/height are read only in SDL, apparently
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var y, x, i, j: LongInt;
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    srcPixels, destPixels: PLongWordArray;
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begin
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    checkFails(src^.format^.BytesPerPixel = 4, 'rotateSurface failed, expecting 32 bit surface', true);
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    checkFails(dest^.format^.BytesPerPixel = 4, 'rotateSurface failed, expecting 32 bit surface', true);
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   285
    if not allOK then exit;
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   286
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    SDL_LockSurface(src);
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    SDL_LockSurface(dest);
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    srcPixels:= src^.pixels;
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    destPixels:= dest^.pixels;
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   293
    j:= 0;
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   294
    for x := 0 to src^.w - 1 do
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   295
        for y := 0 to src^.h - 1 do
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   296
            begin
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   297
            i:= (src^.h - 1 - y) * (src^.pitch div 4) + x;
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   298
            destPixels^[j]:= srcPixels^[i];
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            inc(j)
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   300
            end;
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    SDL_UnlockSurface(src);
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    SDL_UnlockSurface(dest);
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   304
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end;
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   306
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409dd3851309 add support for default pascal mode by removing default arguments value (maybe this also helps the parser)
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function RenderStringTex(s: ansistring; Color: Longword; font: THWFont): PTexture;
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begin
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    RenderStringTex:= RenderStringTexLim(s, Color, font, 0);
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end;
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   311
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function RenderStringTexLim(s: ansistring; Color: Longword; font: THWFont; maxLength: LongWord): PTexture;
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var w, h: Longword;
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    finalSurface: PSDL_Surface;
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begin
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    if cOnlyStats then
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   317
        begin
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   318
        RenderStringTexLim:= nil;
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   319
        end
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   320
    else
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   321
        begin
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   322
        if length(s) = 0 then s:= _S' ';
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   323
        font:= CheckCJKFont(s, font);
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   324
        w:= 0; h:= 0; // avoid compiler hints
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   325
        TTF_SizeUTF8(Fontz[font].Handle, PChar(s), @w, @h);
11841
1d41f297b3d3 bit of a start on HDPI monitor support. Fonts.
nemo
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        if (maxLength > 0) and (w > maxLength * HDPIScaleFactor) then w := maxLength * HDPIScaleFactor;
4380
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   327
11841
1d41f297b3d3 bit of a start on HDPI monitor support. Fonts.
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   328
        finalSurface:= SDL_CreateRGBSurface(SDL_SWSURFACE, w + cFontBorder*2 + cFontPadding*2, h + cFontBorder * 2,
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   329
                32, RMask, GMask, BMask, AMask);
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   330
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   331
        if checkFails(finalSurface <> nil, 'RenderString: fail to create surface', true) then
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   332
            exit(nil);
10139
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   333
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   334
        WriteInRoundRect(finalSurface, 0, 0, Color, font, s, maxLength);
4380
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   335
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   336
        checkFails(SDL_SetColorKey(finalSurface, SDL_SRCCOLORKEY, 0) = 0, errmsgTransparentSet, false);
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   337
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   338
        RenderStringTexLim:= Surface2Tex(finalSurface, false);
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   339
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   340
        SDL_FreeSurface(finalSurface);
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   341
        end;
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   342
end;
b78638b36b89 Introduce uRenderUtils
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diff changeset
   343
10689
692649e341fc change string types of speech bubbles fix to work with pas2c
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   344
function GetNextSpeechLine(s: ansistring; ldelim: char; var startFrom: LongInt; out substr: ansistring): boolean;
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
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   345
var p, l, m, r: Integer;
10691
97f45f1374be change speechfix implementation (no "continue" anymore
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   346
    newl, skip: boolean;
10687
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   347
    c         : char;
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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diff changeset
   348
begin
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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   349
    m:= Length(s);
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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diff changeset
   350
10690
c3b73dc33294 grmlgrml
sheepluva
parents: 10689
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   351
    substr:= '';
c3b73dc33294 grmlgrml
sheepluva
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diff changeset
   352
10689
692649e341fc change string types of speech bubbles fix to work with pas2c
sheepluva
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diff changeset
   353
    SetLengthA(substr, m);
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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diff changeset
   354
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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diff changeset
   355
    // number of chars read
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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diff changeset
   356
    r:= 0;
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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diff changeset
   357
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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diff changeset
   358
    // number of chars to be written
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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diff changeset
   359
    l:= 0;
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   360
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   361
    newl:= true;
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   362
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   363
    for p:= max(1, startFrom) to m do
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   364
        begin
10691
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   365
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   366
        inc(r);
10691
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   367
        // read char from source string
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
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diff changeset
   368
        c:= s[p];
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   369
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   370
        // strip empty lines, spaces and newlines on beginnings of line
10691
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   371
        skip:= ((newl or (p = m)) and ((c = ' ') or (c = ldelim)));
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   372
10691
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   373
        if (not skip) then
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   374
            begin
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   375
            newl:= (c = ldelim);
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   376
            // stop if we went past the end of the line
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   377
            if newl then
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   378
                break;
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   379
10691
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   380
            // copy current char to output substring
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   381
            inc(l);
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   382
            substr[l]:= c;
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   383
            end;
97f45f1374be change speechfix implementation (no "continue" anymore
sheepluva
parents: 10690
diff changeset
   384
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   385
        end;
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   386
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   387
    inc(startFrom, r);
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   388
10689
692649e341fc change string types of speech bubbles fix to work with pas2c
sheepluva
parents: 10687
diff changeset
   389
    SetLengthA(substr, l);
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   390
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   391
    GetNextSpeechLine:= (l > 0);
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   392
end;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   393
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   394
function RenderSpeechBubbleTex(s: ansistring; SpeechType: Longword; font: THWFont): PTexture;
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   395
var textWidth, textHeight, x, y, w, h, i, j, pos, line, numLines, edgeWidth, edgeHeight, cornerWidth, cornerHeight: LongInt;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   396
    finalSurface, tmpsurf, rotatedEdge: PSDL_Surface;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   397
    rect: TSDL_Rect;
10127
7f29a65aa1e4 It compiles \o/
unc0rr
parents: 10116
diff changeset
   398
    {$IFNDEF PAS2C}
4611
445d382cd401 A very very basic snow implementation
nemo
parents: 4404
diff changeset
   399
    chars: set of char = [#9,' ',';',':','?','!',','];
10127
7f29a65aa1e4 It compiles \o/
unc0rr
parents: 10116
diff changeset
   400
    {$ENDIF}
10689
692649e341fc change string types of speech bubbles fix to work with pas2c
sheepluva
parents: 10687
diff changeset
   401
    substr: ansistring;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   402
    edge, corner, tail: TSPrite;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   403
begin
10139
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   404
    if cOnlyStats then exit(nil);
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   405
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   406
    case SpeechType of
10142
adb804cb2638 Reduce number of warnings in pas2c-generated code
unc0rr
parents: 10139
diff changeset
   407
        1: begin
10139
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   408
            edge:= sprSpeechEdge;
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   409
            corner:= sprSpeechCorner;
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   410
            tail:= sprSpeechTail;
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   411
            end;
10142
adb804cb2638 Reduce number of warnings in pas2c-generated code
unc0rr
parents: 10139
diff changeset
   412
        2: begin
10139
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   413
            edge:= sprThoughtEdge;
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   414
            corner:= sprThoughtCorner;
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   415
            tail:= sprThoughtTail;
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   416
            end;
10142
adb804cb2638 Reduce number of warnings in pas2c-generated code
unc0rr
parents: 10139
diff changeset
   417
        3: begin
10139
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   418
            edge:= sprShoutEdge;
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   419
            corner:= sprShoutCorner;
9046f69dae4c In stats-only mode:
unc0rr
parents: 10127
diff changeset
   420
            tail:= sprShoutTail;
10142
adb804cb2638 Reduce number of warnings in pas2c-generated code
unc0rr
parents: 10139
diff changeset
   421
            end
adb804cb2638 Reduce number of warnings in pas2c-generated code
unc0rr
parents: 10139
diff changeset
   422
        else
adb804cb2638 Reduce number of warnings in pas2c-generated code
unc0rr
parents: 10139
diff changeset
   423
            exit(nil)
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   424
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   425
    edgeHeight:= SpritesData[edge].Height;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   426
    edgeWidth:= SpritesData[edge].Width;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   427
    cornerWidth:= SpritesData[corner].Width;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   428
    cornerHeight:= SpritesData[corner].Height;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   429
    // This one screws up WrapText
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   430
    //s:= 'This is the song that never ends.  ''cause it goes on and on my friends. Some people, started singing it not knowing what it was. And they''ll just go on singing it forever just because... This is the song that never ends...';
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   431
    // This one does not
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   432
    //s:= 'This is the song that never ends.  cause it goes on and on my friends. Some people, started singing it not knowing what it was. And they will go on singing it forever just because... This is the song that never ends... ';
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   433
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   434
    numLines:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   435
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   436
    if length(s) = 0 then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   437
        s:= '...';
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   438
    font:= CheckCJKFont(s, font);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   439
    w:= 0; h:= 0; // avoid compiler hints
10127
7f29a65aa1e4 It compiles \o/
unc0rr
parents: 10116
diff changeset
   440
    TTF_SizeUTF8(Fontz[font].Handle, PChar(s), @w, @h);
6580
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   441
    if w<8 then
6155187bf599 A partial reformatting of the pascal code to have consistent syntax. Things that are still inconsistent.
lovelacer
parents: 6286
diff changeset
   442
        w:= 8;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   443
    j:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   444
    if (length(s) > 20) then
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   445
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   446
        w:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   447
        i:= round(Sqrt(length(s)) * 2);
10127
7f29a65aa1e4 It compiles \o/
unc0rr
parents: 10116
diff changeset
   448
        {$IFNDEF PAS2C}
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   449
        s:= WrapText(s, #1, chars, i);
10127
7f29a65aa1e4 It compiles \o/
unc0rr
parents: 10116
diff changeset
   450
        {$ENDIF}
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   451
        pos:= 1; line:= 0;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   452
    // Find the longest line for the purposes of centring the text.  Font dependant.
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   453
        while GetNextSpeechLine(s, #1, pos, substr) do
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   454
            begin
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   455
            inc(numLines);
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   456
            i:= 0; j:= 0;
10689
692649e341fc change string types of speech bubbles fix to work with pas2c
sheepluva
parents: 10687
diff changeset
   457
            TTF_SizeUTF8(Fontz[font].Handle, PChar(substr), @i, @j);
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   458
            if i > w then
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   459
                w:= i;
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   460
            end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   461
        end
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   462
    else numLines := 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   463
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   464
    if numLines < 1 then
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   465
        begin
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   466
        s:= '...';
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   467
        numLines:= 1;
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   468
        end;
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   469
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   470
    textWidth:=((w-(cornerWidth-edgeWidth)*2) div edgeWidth)*edgeWidth+edgeWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   471
    textHeight:=(((numlines * h + 2)-((cornerHeight-edgeWidth)*2)) div edgeWidth)*edgeWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   472
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   473
    textHeight:=max(textHeight,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   474
    //textWidth:=max(textWidth,SpritesData[tail].Width);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   475
    rect.x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   476
    rect.y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   477
    rect.w:= textWidth + (cornerWidth * 2);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   478
    rect.h:= textHeight + cornerHeight*2 - edgeHeight + SpritesData[tail].Height;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   479
    //s:= inttostr(w) + ' ' + inttostr(numlines) + ' ' + inttostr(rect.x) + ' '+inttostr(rect.y) + ' ' + inttostr(rect.w) + ' ' + inttostr(rect.h);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   480
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   481
    finalSurface:= SDL_CreateRGBSurface(SDL_SWSURFACE, rect.w, rect.h, 32, RMask, GMask, BMask, AMask);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   482
11537
bf86c6cb9341 Bye-bye TryDo
unc0rr
parents: 11512
diff changeset
   483
    if checkFails(finalSurface <> nil, 'RenderString: fail to create surface', true) then
bf86c6cb9341 Bye-bye TryDo
unc0rr
parents: 11512
diff changeset
   484
        exit(nil);
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   485
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   486
    //////////////////////////////// CORNERS ///////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   487
    copyToXY(SpritesData[corner].Surface, finalSurface, 0, 0); /////////////////// NW
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   488
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   489
    flipSurface(SpritesData[corner].Surface, true); // store all 4 versions in memory to avoid repeated flips?
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   490
    x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   491
    y:= textHeight + cornerHeight -1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   492
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// SW
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   493
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   494
    flipSurface(SpritesData[corner].Surface, false);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   495
    x:= rect.w-cornerWidth-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   496
    y:= textHeight + cornerHeight -1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   497
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// SE
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   498
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   499
    flipSurface(SpritesData[corner].Surface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   500
    x:= rect.w-cornerWidth-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   501
    y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   502
    copyToXY(SpritesData[corner].Surface, finalSurface, x, y); /////////////////// NE
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   503
    flipSurface(SpritesData[corner].Surface, false); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   504
    //////////////////////////////// END CORNERS ///////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   505
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   506
    //////////////////////////////// EDGES //////////////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   507
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   508
    y:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   509
    while x < rect.w-cornerWidth-1 do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   510
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   511
        copyToXY(SpritesData[edge].Surface, finalSurface, x, y); ///////////////// top edge
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   512
        inc(x,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   513
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   514
    flipSurface(SpritesData[edge].Surface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   515
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   516
    y:= textHeight + cornerHeight*2 - edgeHeight-1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   517
    while x < rect.w-cornerWidth-1 do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   518
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   519
        copyToXY(SpritesData[edge].Surface, finalSurface, x, y); ///////////////// bottom edge
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   520
        inc(x,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   521
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   522
    flipSurface(SpritesData[edge].Surface, true); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   523
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   524
    rotatedEdge:= SDL_CreateRGBSurface(SDL_SWSURFACE, edgeHeight, edgeWidth, 32, RMask, GMask, BMask, AMask);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   525
    x:= rect.w - edgeHeight - 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   526
    y:= cornerHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   527
    //// initially was going to rotate in place, but the SDL spec claims width/height are read only
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   528
    copyRotatedSurface(SpritesData[edge].Surface,rotatedEdge);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   529
    while y < textHeight + cornerHeight do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   530
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   531
        copyToXY(rotatedEdge, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   532
        inc(y,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   533
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   534
    flipSurface(rotatedEdge, false); // restore original position
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   535
    x:= 0;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   536
    y:= cornerHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   537
    while y < textHeight + cornerHeight do
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   538
        begin
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   539
        copyToXY(rotatedEdge, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   540
        inc(y,edgeWidth);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   541
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   542
    //////////////////////////////// END EDGES //////////////////////////////////////
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   543
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   544
    x:= cornerWidth;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   545
    y:= textHeight + cornerHeight * 2 - edgeHeight - 1;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   546
    copyToXY(SpritesData[tail].Surface, finalSurface, x, y);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   547
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   548
    rect.x:= edgeHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   549
    rect.y:= edgeHeight;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   550
    rect.w:= rect.w - edgeHeight * 2;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   551
    rect.h:= textHeight + cornerHeight * 2 - edgeHeight * 2;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   552
    i:= rect.w;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   553
    j:= rect.h;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   554
    SDL_FillRect(finalSurface, @rect, cWhiteColor);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   555
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   556
    pos:= 1; line:= 0;
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   557
    while GetNextSpeechLine(s, #1, pos, substr) do
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   558
        begin
10689
692649e341fc change string types of speech bubbles fix to work with pas2c
sheepluva
parents: 10687
diff changeset
   559
        tmpsurf:= TTF_RenderUTF8_Blended(Fontz[Font].Handle, PChar(substr), cNearBlackColorChannels);
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   560
        rect.x:= edgeHeight + 1 + ((i - w) div 2);
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   561
        // trying to more evenly position the text, vertically
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   562
        rect.y:= edgeHeight + ((j-(numLines*h)) div 2) + line * h;
11512
bd9a2f1b0080 SDLTry doesn't halt engine no more
unc0rr
parents: 11342
diff changeset
   563
        if not SDLCheck(tmpsurf <> nil, 'TTF_RenderUTF8_Blended', true) then
bd9a2f1b0080 SDLTry doesn't halt engine no more
unc0rr
parents: 11342
diff changeset
   564
        begin
bd9a2f1b0080 SDLTry doesn't halt engine no more
unc0rr
parents: 11342
diff changeset
   565
            SDL_UpperBlit(tmpsurf, nil, finalSurface, @rect);
bd9a2f1b0080 SDLTry doesn't halt engine no more
unc0rr
parents: 11342
diff changeset
   566
            SDL_FreeSurface(tmpsurf);
bd9a2f1b0080 SDLTry doesn't halt engine no more
unc0rr
parents: 11342
diff changeset
   567
        end;
10687
2e921409b5b1 cleanup speech bubble code a little. this fixes issue 719
sheepluva
parents: 10494
diff changeset
   568
        inc(line);
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   569
        end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   570
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   571
    RenderSpeechBubbleTex:= Surface2Tex(finalSurface, true);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   572
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   573
    SDL_FreeSurface(rotatedEdge);
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   574
    SDL_FreeSurface(finalSurface);
8026
4a4f21070479 merge xymeng's gsoc engine with a few updates (and further checks on symbol definitions)
koda
parents: 7546
diff changeset
   575
4380
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   576
end;
b78638b36b89 Introduce uRenderUtils
unC0Rr
parents:
diff changeset
   577
4611
445d382cd401 A very very basic snow implementation
nemo
parents: 4404
diff changeset
   578
end.