(*
* Hedgewars, a free turn based strategy game
* Copyright (c) 2004-2008 Andrey Korotaev <unC0Rr@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*)
{$INCLUDE "options.inc"}
unit uStore;
interface
uses sysutils, uConsts, SDLh, GLunit, uTypes;
procedure initModule;
procedure freeModule;
procedure StoreLoad;
procedure StoreRelease;
procedure RenderHealth(var Hedgehog: THedgehog);
procedure AddProgress;
procedure FinishProgress;
function LoadImage(const filename: shortstring; imageFlags: LongInt): PSDL_Surface;
procedure SetupOpenGL;
procedure SetScale(f: GLfloat);
function RenderHelpWindow(caption, subcaption, description, extra: ansistring; extracolor: LongInt; iconsurf: PSDL_Surface; iconrect: PSDL_Rect): PTexture;
procedure RenderWeaponTooltip(atype: TAmmoType);
procedure ShowWeaponTooltip(x, y: LongInt);
procedure FreeWeaponTooltip;
implementation
uses uMisc, uConsole, uMobile, uVariables, uUtils, uTextures, uIO, uRender, uRenderUtils;
type TGPUVendor = (gvUnknown, gvNVIDIA, gvATI, gvIntel, gvApple);
var MaxTextureSize: LongInt;
cGPUVendor: TGPUVendor;
function WriteInRect(Surface: PSDL_Surface; X, Y: LongInt; Color: LongWord; Font: THWFont; s: ansistring): TSDL_Rect;
var w, h: LongInt;
tmpsurf: PSDL_Surface;
clr: TSDL_Color;
finalRect: TSDL_Rect;
begin
w:= 0; h:= 0; // avoid compiler hints
TTF_SizeUTF8(Fontz[Font].Handle, Str2PChar(s), w, h);
finalRect.x:= X + FontBorder + 2;
finalRect.y:= Y + FontBorder;
finalRect.w:= w + FontBorder * 2 + 4;
finalRect.h:= h + FontBorder * 2;
clr.r:= Color shr 16;
clr.g:= (Color shr 8) and $FF;
clr.b:= Color and $FF;
tmpsurf:= TTF_RenderUTF8_Blended(Fontz[Font].Handle, Str2PChar(s), clr);
tmpsurf:= doSurfaceConversion(tmpsurf);
SDLTry(tmpsurf <> nil, true);
SDL_UpperBlit(tmpsurf, nil, Surface, @finalRect);
SDL_FreeSurface(tmpsurf);
finalRect.x:= X;
finalRect.y:= Y;
finalRect.w:= w + FontBorder * 2 + 4;
finalRect.h:= h + FontBorder * 2;
WriteInRect:= finalRect
end;
procedure StoreLoad;
var s: shortstring;
procedure WriteNames(Font: THWFont);
var t: LongInt;
i: LongInt;
r, rr: TSDL_Rect;
drY: LongInt;
texsurf, flagsurf, iconsurf: PSDL_Surface;
begin
r.x:= 0;
r.y:= 0;
drY:= - 4;
for t:= 0 to Pred(TeamsCount) do
with TeamsArray[t]^ do
begin
NameTagTex:= RenderStringTex(TeamName, Clan^.Color, Font);
r.w:= cTeamHealthWidth + 5;
r.h:= NameTagTex^.h;
texsurf:= SDL_CreateRGBSurface(SDL_SWSURFACE, r.w, r.h, 32, RMask, GMask, BMask, AMask);
TryDo(texsurf <> nil, errmsgCreateSurface, true);
TryDo(SDL_SetColorKey(texsurf, SDL_SRCCOLORKEY, 0) = 0, errmsgTransparentSet, true);
DrawRoundRect(@r, cWhiteColor, cNearBlackColorChannels.value, texsurf, true);
rr:= r;
inc(rr.x, 2); dec(rr.w, 4); inc(rr.y, 2); dec(rr.h, 4);
DrawRoundRect(@rr, Clan^.Color, Clan^.Color, texsurf, false);
HealthTex:= Surface2Tex(texsurf, false);
SDL_FreeSurface(texsurf);
r.x:= 0;
r.y:= 0;
r.w:= 32;
r.h:= 32;
texsurf:= SDL_CreateRGBSurface(SDL_SWSURFACE, r.w, r.h, 32, RMask, GMask, BMask, AMask);
TryDo(texsurf <> nil, errmsgCreateSurface, true);
TryDo(SDL_SetColorKey(texsurf, SDL_SRCCOLORKEY, 0) = 0, errmsgTransparentSet, true);
r.w:= 26;
r.h:= 19;
DrawRoundRect(@r, cWhiteColor, cNearBlackColor, texsurf, true);
// overwrite flag for cpu teams and keep players from using it
if (Hedgehogs[0].Gear <> nil) and (Hedgehogs[0].BotLevel > 0) then
Flag:= 'cpu'
else if Flag = 'cpu' then
Flag:= 'hedgewars';
flagsurf:= LoadImage(Pathz[ptFlags] + '/' + Flag, ifNone);
if flagsurf = nil then
flagsurf:= LoadImage(Pathz[ptFlags] + '/hedgewars', ifNone);
TryDo(flagsurf <> nil, 'Failed to load flag "' + Flag + '" as well as the default flag', true);
copyToXY(flagsurf, texsurf, 2, 2);
SDL_FreeSurface(flagsurf);
flagsurf:= nil;
// restore black border pixels inside the flag
PLongwordArray(texsurf^.pixels)^[32 * 2 + 2]:= cNearBlackColor;
PLongwordArray(texsurf^.pixels)^[32 * 2 + 23]:= cNearBlackColor;
PLongwordArray(texsurf^.pixels)^[32 * 16 + 2]:= cNearBlackColor;
PLongwordArray(texsurf^.pixels)^[32 * 16 + 23]:= cNearBlackColor;
FlagTex:= Surface2Tex(texsurf, false);
SDL_FreeSurface(texsurf);
AIKillsTex := RenderStringTex(inttostr(stats.AIKills), Clan^.Color, fnt16);
dec(drY, r.h + 2);
DrawHealthY:= drY;
for i:= 0 to 7 do
with Hedgehogs[i] do
if Gear <> nil then
begin
NameTagTex:= RenderStringTex(Name, Clan^.Color, CheckCJKFont(Name,fnt16));
if Hat <> 'NoHat' then
begin
if (Length(Hat) > 39) and (Copy(Hat,1,8) = 'Reserved') and (Copy(Hat,9,32) = PlayerHash) then
texsurf:= LoadImage(Pathz[ptHats] + '/Reserved/' + Copy(Hat,9,Length(s)-8), ifNone)
else
texsurf:= LoadImage(Pathz[ptHats] + '/' + Hat, ifNone);
if texsurf <> nil then
begin
HatTex:= Surface2Tex(texsurf, true);
SDL_FreeSurface(texsurf)
end;
texsurf:= nil;
end
end;
end;
MissionIcons:= LoadImage(Pathz[ptGraphics] + '/missions', ifCritical);
iconsurf:= SDL_CreateRGBSurface(SDL_SWSURFACE, 28, 28, 32, RMask, GMask, BMask, AMask);
if iconsurf <> nil then
begin
r.x:= 0;
r.y:= 0;
r.w:= 28;
r.h:= 28;
DrawRoundRect(@r, cWhiteColor, cNearBlackColor, iconsurf, true);
ropeIconTex:= Surface2Tex(iconsurf, false);
SDL_FreeSurface(iconsurf);
iconsurf:= nil;
end;
end;
procedure MakeCrossHairs;
var t: LongInt;
tmpsurf, texsurf: PSDL_Surface;
Color, i: Longword;
begin
s:= Pathz[ptGraphics] + '/' + cCHFileName;
tmpsurf:= LoadImage(s, ifAlpha or ifCritical);
for t:= 0 to Pred(TeamsCount) do
with TeamsArray[t]^ do
begin
texsurf:= SDL_CreateRGBSurface(SDL_SWSURFACE, tmpsurf^.w, tmpsurf^.h, 32, RMask, GMask, BMask, AMask);
TryDo(texsurf <> nil, errmsgCreateSurface, true);
Color:= Clan^.Color;
Color:= SDL_MapRGB(texsurf^.format, Color shr 16, Color shr 8, Color and $FF);
SDL_FillRect(texsurf, nil, Color);
SDL_UpperBlit(tmpsurf, nil, texsurf, nil);
TryDo(tmpsurf^.format^.BytesPerPixel = 4, 'Ooops', true);
if SDL_MustLock(texsurf) then
SDLTry(SDL_LockSurface(texsurf) >= 0, true);
// make black pixel be alpha-transparent
for i:= 0 to texsurf^.w * texsurf^.h - 1 do
if PLongwordArray(texsurf^.pixels)^[i] = AMask then PLongwordArray(texsurf^.pixels)^[i]:= (RMask or GMask or BMask) and Color;
if SDL_MustLock(texsurf) then
SDL_UnlockSurface(texsurf);
CrosshairTex:= Surface2Tex(texsurf, false);
SDL_FreeSurface(texsurf)
end;
SDL_FreeSurface(tmpsurf)
end;
procedure InitHealth;
var i, t: LongInt;
begin
for t:= 0 to Pred(TeamsCount) do
if TeamsArray[t] <> nil then
with TeamsArray[t]^ do
begin
for i:= 0 to cMaxHHIndex do
if Hedgehogs[i].Gear <> nil then
RenderHealth(Hedgehogs[i]);
end
end;
procedure LoadGraves;
var t: LongInt;
texsurf: PSDL_Surface;
begin
for t:= 0 to Pred(TeamsCount) do
if TeamsArray[t] <> nil then
with TeamsArray[t]^ do
begin
if GraveName = '' then GraveName:= 'Statue';
texsurf:= LoadImage(Pathz[ptGraves] + '/' + GraveName, ifTransparent);
if texsurf = nil then texsurf:= LoadImage(Pathz[ptGraves] + '/Statue', ifCritical or ifTransparent);
GraveTex:= Surface2Tex(texsurf, false);
SDL_FreeSurface(texsurf)
end
end;
var ii: TSprite;
fi: THWFont;
ai: TAmmoType;
tmpsurf: PSDL_Surface;
i: LongInt;
begin
for fi:= Low(THWFont) to High(THWFont) do
with Fontz[fi] do
begin
s:= Pathz[ptFonts] + '/' + Name;
WriteToConsole(msgLoading + s + ' (' + inttostr(Height) + 'pt)... ');
Handle:= TTF_OpenFont(Str2PChar(s), Height);
SDLTry(Handle <> nil, true);
TTF_SetFontStyle(Handle, style);
WriteLnToConsole(msgOK)
end;
WriteNames(fnt16);
MakeCrossHairs;
LoadGraves;
AddProgress;
for ii:= Low(TSprite) to High(TSprite) do
with SpritesData[ii] do
// FIXME - add a sprite attribute
if ((cReducedQuality and rqNoBackground) = 0) or (not (ii in [sprSky, sprSkyL, sprSkyR, sprHorizont, sprHorizontL, sprHorizontR, sprFlake, sprSplash, sprDroplet])) then // FIXME: hack
begin
if AltPath = ptNone then
if ii in [sprHorizontL, sprHorizontR, sprSkyL, sprSkyR] then // FIXME: hack
tmpsurf:= LoadImage(Pathz[Path] + '/' + FileName, ifAlpha or ifTransparent)
else
tmpsurf:= LoadImage(Pathz[Path] + '/' + FileName, ifAlpha or ifTransparent or ifCritical)
else begin
tmpsurf:= LoadImage(Pathz[Path] + '/' + FileName, ifAlpha or ifTransparent);
if tmpsurf = nil then
tmpsurf:= LoadImage(Pathz[AltPath] + '/' + FileName, ifAlpha or ifCritical or ifTransparent);
end;
if tmpsurf <> nil then
begin
if getImageDimensions then
begin
imageWidth:= tmpsurf^.w;
imageHeight:= tmpsurf^.h
end;
if getDimensions then
begin
Width:= tmpsurf^.w;
Height:= tmpsurf^.h
end;
if (ii in [sprSky, sprSkyL, sprSkyR, sprHorizont, sprHorizontL, sprHorizontR]) then
begin
Texture:= Surface2Tex(tmpsurf, true);
Texture^.Scale:= 2
end
else
begin
Texture:= Surface2Tex(tmpsurf, false);
if (ii = sprWater) and ((cReducedQuality and (rq2DWater or rqClampLess)) = 0) then // HACK: We should include some sprite attribute to define the texture wrap directions
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
end;
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_PRIORITY, priority);
if saveSurf then
Surface:= tmpsurf else SDL_FreeSurface(tmpsurf)
end
else
Surface:= nil
end;
AddProgress;
tmpsurf:= LoadImage(Pathz[ptGraphics] + '/' + cHHFileName, ifAlpha or ifCritical or ifTransparent);
HHTexture:= Surface2Tex(tmpsurf, false);
SDL_FreeSurface(tmpsurf);
InitHealth;
// TODO: are those textures ever freed?
PauseTexture:= RenderStringTex(trmsg[sidPaused], cYellowColor, fntBig);
ConfirmTexture:= RenderStringTex(trmsg[sidConfirm], cYellowColor, fntBig);
SyncTexture:= RenderStringTex(trmsg[sidSync], cYellowColor, fntBig);
AddProgress;
// name of weapons in ammo menu
for ai:= Low(TAmmoType) to High(TAmmoType) do
with Ammoz[ai] do
begin
TryDo(trAmmo[NameId] <> '','No default text/translation found for ammo type #' + intToStr(ord(ai)) + '!',true);
tmpsurf:= TTF_RenderUTF8_Blended(Fontz[CheckCJKFont(trAmmo[NameId],fnt16)].Handle, Str2PChar(trAmmo[NameId]), cWhiteColorChannels);
TryDo(tmpsurf <> nil,'Name-texture creation for ammo type #' + intToStr(ord(ai)) + ' failed!',true);
tmpsurf:= doSurfaceConversion(tmpsurf);
NameTex:= Surface2Tex(tmpsurf, false);
SDL_FreeSurface(tmpsurf)
end;
// number of weapons in ammo menu
for i:= Low(CountTexz) to High(CountTexz) do
begin
tmpsurf:= TTF_RenderUTF8_Blended(Fontz[fnt16].Handle, Str2PChar(IntToStr(i) + 'x'), cWhiteColorChannels);
tmpsurf:= doSurfaceConversion(tmpsurf);
CountTexz[i]:= Surface2Tex(tmpsurf, false);
SDL_FreeSurface(tmpsurf)
end;
AddProgress;
{$IFDEF SDL_IMAGE_NEWER}
IMG_Quit();
{$ENDIF}
end;
procedure StoreRelease;
var ii: TSprite;
begin
for ii:= Low(TSprite) to High(TSprite) do
begin
FreeTexture(SpritesData[ii].Texture);
SpritesData[ii].Texture:= nil;
if SpritesData[ii].Surface <> nil then
SDL_FreeSurface(SpritesData[ii].Surface);
SpritesData[ii].Surface:= nil;
end;
SDL_FreeSurface(MissionIcons);
FreeTexture(ropeIconTex);
FreeTexture(HHTexture);
end;
procedure RenderHealth(var Hedgehog: THedgehog);
var s: shortstring;
begin
str(Hedgehog.Gear^.Health, s);
if Hedgehog.HealthTagTex <> nil then
FreeTexture(Hedgehog.HealthTagTex);
Hedgehog.HealthTagTex:= RenderStringTex(s, Hedgehog.Team^.Clan^.Color, fnt16)
end;
function LoadImage(const filename: shortstring; imageFlags: LongInt): PSDL_Surface;
var tmpsurf: PSDL_Surface;
s: shortstring;
begin
WriteToConsole(msgLoading + filename + '.png [flags: ' + inttostr(imageFlags) + ']');
s:= filename + '.png';
tmpsurf:= IMG_Load(Str2PChar(s));
if tmpsurf = nil then
begin
OutError(msgFailed, (imageFlags and ifCritical) <> 0);
exit(nil)
end;
if ((imageFlags and ifIgnoreCaps) = 0) and ((tmpsurf^.w > MaxTextureSize) or (tmpsurf^.h > MaxTextureSize)) then
begin
SDL_FreeSurface(tmpsurf);
OutError(msgFailedSize, (imageFlags and ifCritical) <> 0);
// dummy surface to replace non-critical textures that failed to load due to their size
exit(SDL_CreateRGBSurface(SDL_SWSURFACE, 2, 2, 32, RMask, GMask, BMask, AMask));
end;
tmpsurf:= doSurfaceConversion(tmpsurf);
if (imageFlags and ifTransparent) <> 0 then
TryDo(SDL_SetColorKey(tmpsurf, SDL_SRCCOLORKEY, 0) = 0, errmsgTransparentSet, true);
WriteLnToConsole(msgOK + ' (' + inttostr(tmpsurf^.w) + 'x' + inttostr(tmpsurf^.h) + ')');
LoadImage:= tmpsurf //Result
end;
function glLoadExtension(extension : shortstring) : boolean;
begin
{$IFDEF IPHONEOS}
extension:= extension; // avoid hint
glLoadExtension:= false;
{$IFDEF DEBUGFILE}
AddFileLog('OpenGL - "' + extension + '" skipped')
{$ENDIF}
{$ELSE}
glLoadExtension:= glext_LoadExtension(extension);
{$IFDEF DEBUGFILE}
if not glLoadExtension then
AddFileLog('OpenGL - "' + extension + '" failed to load')
else
AddFileLog('OpenGL - "' + extension + '" loaded');
{$ENDIF}
{$ENDIF}
end;
procedure SetupOpenGL;
{$IFNDEF IPHONEOS}
var vendor: shortstring;
{$IFDEF DARWIN}
one: LongInt;
{$ENDIF}
{$ENDIF}
begin
{$IFDEF IPHONEOS}
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 0); // no double buffering
SDL_GL_SetAttribute(SDL_GL_RETAINED_BACKING, 1);
{$ELSE}
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
vendor:= LowerCase(shortstring(pchar(glGetString(GL_VENDOR))));
{$IFNDEF SDL13}
// this attribute is default in 1.3 and must be enabled in MacOSX
if (cReducedQuality and rqDesyncVBlank) <> 0 then
SDL_GL_SetAttribute(SDL_GL_SWAP_CONTROL, 0)
else
SDL_GL_SetAttribute(SDL_GL_SWAP_CONTROL, 1);
{$IFDEF DARWIN}
// fixes vsync in Snow Leopard
one:= 1;
CGLSetParameter(CGLGetCurrentContext(), 222, @one);
{$ENDIF}
{$ENDIF}
{$ENDIF}
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 0); // no depth buffer
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 6);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5);
SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 0); // no alpha channel required
SDL_GL_SetAttribute(SDL_GL_BUFFER_SIZE, 16); // buffer has to be 16 bit only
SDL_GL_SetAttribute(SDL_GL_ACCELERATED_VISUAL, 1); // try to prefer hardware rendering
glGetIntegerv(GL_MAX_TEXTURE_SIZE, @MaxTextureSize);
{$IFDEF DEBUGFILE}
AddFileLog('OpenGL-- Renderer: ' + shortstring(pchar(glGetString(GL_RENDERER))));
AddFileLog(' |----- Vendor: ' + shortstring(pchar(glGetString(GL_VENDOR))));
AddFileLog(' |----- Version: ' + shortstring(pchar(glGetString(GL_VERSION))));
AddFileLog(' \----- GL_MAX_TEXTURE_SIZE: ' + inttostr(MaxTextureSize));
{$ENDIF}
if MaxTextureSize <= 0 then
begin
MaxTextureSize:= 1024;
{$IFDEF DEBUGFILE}
AddFileLog('OpenGL Warning - driver didn''t provide any valid max texture size; assuming 1024');
{$ENDIF}
end;
{$IFNDEF IPHONEOS}
if StrPos(Str2PChar(vendor), Str2PChar('nvidia')) <> nil then
cGPUVendor:= gvNVIDIA
else if StrPos(Str2PChar(vendor), Str2PChar('intel')) <> nil then
cGPUVendor:= gvATI
else if StrPos(Str2PChar(vendor), Str2PChar('ati')) <> nil then
cGPUVendor:= gvIntel;
//SupportNPOTT:= glLoadExtension('GL_ARB_texture_non_power_of_two');
{$ELSE}
cGPUVendor:= gvApple;
{$ENDIF}
{$IFDEF DEBUGFILE}
if cGPUVendor = gvUnknown then
AddFileLog('OpenGL Warning - unknown hardware vendor; please report');
{$ELSE}
// just avoid 'never used' compiler warning for now
if cGPUVendor = gvUnknown then cGPUVendor:= gvUnknown;
{$ENDIF}
// set view port to whole window
if (rotationQt = 0) or (rotationQt = 180) then
glViewport(0, 0, cScreenWidth, cScreenHeight)
else
glViewport(0, 0, cScreenHeight, cScreenWidth);
glMatrixMode(GL_MODELVIEW);
// prepare default translation/scaling
glLoadIdentity();
glRotatef(rotationQt, 0, 0, 1);
glScalef(2.0 / cScreenWidth, -2.0 / cScreenHeight, 1.0);
glTranslatef(0, -cScreenHeight / 2, 0);
// enable alpha blending
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// disable/lower perspective correction (won't need it anyway)
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
// disable dithering
glDisable(GL_DITHER);
// enable common states by default as they save a lot
glEnable(GL_TEXTURE_2D);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
end;
procedure SetScale(f: GLfloat);
begin
// leave immediately if scale factor did not change
if f = cScaleFactor then exit;
if f = cDefaultZoomLevel then
glPopMatrix // "return" to default scaling
else // other scaling
begin
glPushMatrix; // save default scaling
glLoadIdentity;
glRotatef(rotationQt, 0, 0, 1);
glScalef(f / cScreenWidth, -f / cScreenHeight, 1.0);
glTranslatef(0, -cScreenHeight / 2, 0);
end;
cScaleFactor:= f;
end;
////////////////////////////////////////////////////////////////////////////////
procedure AddProgress;
var r: TSDL_Rect;
texsurf: PSDL_Surface;
begin
if Step = 0 then
begin
WriteToConsole(msgLoading + 'progress sprite: ');
texsurf:= LoadImage(Pathz[ptGraphics] + '/Progress', ifCritical or ifTransparent);
ProgrTex:= Surface2Tex(texsurf, false);
squaresize:= texsurf^.w shr 1;
numsquares:= texsurf^.h div squaresize;
SDL_FreeSurface(texsurf);
perfExt_AddProgress();
end;
TryDo(ProgrTex <> nil, 'Error - Progress Texure is nil!', true);
glClear(GL_COLOR_BUFFER_BIT);
if Step < numsquares then r.x:= 0
else r.x:= squaresize;
r.y:= (Step mod numsquares) * squaresize;
r.w:= squaresize;
r.h:= squaresize;
DrawFromRect( -squaresize div 2, (cScreenHeight - squaresize) shr 1, @r, ProgrTex);
SDL_GL_SwapBuffers();
{$IFDEF SDL13}
SDL_RenderPresent();
{$ENDIF}
inc(Step);
end;
procedure FinishProgress;
begin
WriteLnToConsole('Freeing progress surface... ');
FreeTexture(ProgrTex);
perfExt_FinishProgress();
end;
function RenderHelpWindow(caption, subcaption, description, extra: ansistring; extracolor: LongInt; iconsurf: PSDL_Surface; iconrect: PSDL_Rect): PTexture;
var tmpsurf: PSDL_SURFACE;
w, h, i, j: LongInt;
font: THWFont;
r, r2: TSDL_Rect;
wa, ha: LongInt;
tmpline, tmpline2, tmpdesc: ansistring;
begin
// make sure there is a caption as well as a sub caption - description is optional
if caption = '' then caption:= '???';
if subcaption = '' then subcaption:= ' ';
font:= CheckCJKFont(caption,fnt16);
font:= CheckCJKFont(subcaption,font);
font:= CheckCJKFont(description,font);
font:= CheckCJKFont(extra,font);
w:= 0;
h:= 0;
wa:= FontBorder * 2 + 4;
ha:= FontBorder * 2;
i:= 0; j:= 0; // avoid compiler hints
// TODO: Recheck height/position calculation
// get caption's dimensions
TTF_SizeUTF8(Fontz[font].Handle, Str2PChar(caption), i, j);
// width adds 36 px (image + space)
w:= i + 36 + wa;
h:= j + ha;
// get sub caption's dimensions
TTF_SizeUTF8(Fontz[font].Handle, Str2PChar(subcaption), i, j);
// width adds 36 px (image + space)
if w < (i + 36 + wa) then w:= i + 36 + wa;
inc(h, j + ha);
// get description's dimensions
tmpdesc:= description;
while tmpdesc <> '' do
begin
tmpline:= tmpdesc;
SplitByChar(tmpline, tmpdesc, '|');
if tmpline <> '' then
begin
TTF_SizeUTF8(Fontz[font].Handle, Str2PChar(tmpline), i, j);
if w < (i + wa) then w:= i + wa;
inc(h, j + ha)
end
end;
if extra <> '' then
begin
// get extra label's dimensions
TTF_SizeUTF8(Fontz[font].Handle, Str2PChar(extra), i, j);
if w < (i + wa) then w:= i + wa;
inc(h, j + ha);
end;
// add borders space
inc(w, wa);
inc(h, ha + 8);
tmpsurf:= SDL_CreateRGBSurface(SDL_SWSURFACE, w, h, 32, RMask, GMask, BMask, AMask);
TryDo(tmpsurf <> nil, 'RenderHelpWindow: fail to create surface', true);
// render border and background
r.x:= 0;
r.y:= 0;
r.w:= w;
r.h:= h;
DrawRoundRect(@r, cWhiteColor, cNearBlackColor, tmpsurf, true);
// render caption
r:= WriteInRect(tmpsurf, 36 + FontBorder + 2, ha, $ffffffff, font, caption);
// render sub caption
r:= WriteInRect(tmpsurf, 36 + FontBorder + 2, r.y + r.h, $ffc7c7c7, font, subcaption);
// render all description lines
tmpdesc:= description;
while tmpdesc <> '' do
begin
tmpline:= tmpdesc;
SplitByChar(tmpline, tmpdesc, '|');
r2:= r;
if tmpline <> '' then
begin
r:= WriteInRect(tmpsurf, FontBorder + 2, r.y + r.h, $ff707070, font, tmpline);
// render highlighted caption (if there's a ':')
tmpline2:= '';
SplitByChar(tmpline, tmpline2, ':');
if tmpline2 <> '' then
WriteInRect(tmpsurf, FontBorder + 2, r2.y + r2.h, $ffc7c7c7, font, tmpline + ':');
end
end;
if extra <> '' then
r:= WriteInRect(tmpsurf, FontBorder + 2, r.y + r.h, extracolor, font, extra);
r.x:= FontBorder + 6;
r.y:= FontBorder + 4;
r.w:= 32;
r.h:= 32;
SDL_FillRect(tmpsurf, @r, $ffffffff);
SDL_UpperBlit(iconsurf, iconrect, tmpsurf, @r);
RenderHelpWindow:= Surface2Tex(tmpsurf, true);
SDL_FreeSurface(tmpsurf)
end;
procedure RenderWeaponTooltip(atype: TAmmoType);
var r: TSDL_Rect;
i: LongInt;
extra: ansistring;
extracolor: LongInt;
begin
// don't do anything if the window shouldn't be shown
if (cReducedQuality and rqTooltipsOff) <> 0 then
begin
WeaponTooltipTex:= nil;
exit
end;
// free old texture
FreeWeaponTooltip;
// image region
i:= LongInt(atype) - 1;
r.x:= (i shr 4) * 32;
r.y:= (i mod 16) * 32;
r.w:= 32;
r.h:= 32;
// default (no extra text)
extra:= '';
extracolor:= 0;
if (CurrentTeam <> nil) and (Ammoz[atype].SkipTurns >= CurrentTeam^.Clan^.TurnNumber) then // weapon or utility is not yet available
begin
extra:= trmsg[sidNotYetAvailable];
extracolor:= LongInt($ffc77070);
end
else if (Ammoz[atype].Ammo.Propz and ammoprop_NoRoundEnd) <> 0 then // weapon or utility won't end your turn
begin
extra:= trmsg[sidNoEndTurn];
extracolor:= LongInt($ff70c770);
end
else
begin
extra:= '';
extracolor:= 0;
end;
// render window and return the texture
WeaponTooltipTex:= RenderHelpWindow(trammo[Ammoz[atype].NameId], trammoc[Ammoz[atype].NameId], trammod[Ammoz[atype].NameId], extra, extracolor, SpritesData[sprAMAmmos].Surface, @r)
end;
procedure ShowWeaponTooltip(x, y: LongInt);
begin
// draw the texture if it exists
if WeaponTooltipTex <> nil then
DrawTexture(x, y, WeaponTooltipTex)
end;
procedure FreeWeaponTooltip;
begin
// free the existing texture (if there's any)
if WeaponTooltipTex = nil then
exit;
FreeTexture(WeaponTooltipTex);
WeaponTooltipTex:= nil
end;
procedure initModule;
begin
PixelFormat:= nil;
SDLPrimSurface:= nil;
{$IFNDEF IPHONEOS}
rotationQt:= 0;
cGPUVendor:= gvUnknown;
{$ENDIF}
cScaleFactor:= 2.0;
SupportNPOTT:= false;
Step:= 0;
ProgrTex:= nil;
end;
procedure freeModule;
begin
end;
end.