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- exported DrawChar and DrawText.

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This commit is contained in:
Christoph Oelckers 2017-02-05 16:47:33 +01:00
parent 52bec33c0d
commit 9e038b75fa
4 changed files with 109 additions and 30 deletions
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4
src/v_draw.cpp
View file

@ -142,7 +142,7 @@ void DCanvas::DrawTexture (FTexture *img, double x, double y, int tags_first, ..
DrawTextureParms(img, parms);
}
static int ListGetInt(VMVa_List &tags);
int ListGetInt(VMVa_List &tags);
void DCanvas::DrawTexture(FTexture *img, double x, double y, VMVa_List &args)
{
@ -487,7 +487,7 @@ static void ListEnd(VMVa_List &tags)
{
}
static int ListGetInt(VMVa_List &tags)
int ListGetInt(VMVa_List &tags)
{
if (tags.curindex < tags.numargs && tags.args[tags.curindex].Type == REGT_INT)
{

107
src/v_text.cpp
View file

@ -47,6 +47,8 @@
#include "doomstat.h"
#include "templates.h"
int ListGetInt(VMVa_List &tags);
//==========================================================================
//
// DrawChar
@ -82,6 +84,42 @@ void DCanvas::DrawChar (FFont *font, int normalcolor, double x, double y, int ch
}
}
void DCanvas::DrawChar(FFont *font, int normalcolor, double x, double y, int character, VMVa_List &args)
{
if (font == NULL)
return;
if (normalcolor >= NumTextColors)
normalcolor = CR_UNTRANSLATED;
FTexture *pic;
int dummy;
if (NULL != (pic = font->GetChar(character, &dummy)))
{
DrawParms parms;
uint32_t tag = ListGetInt(args);
bool res = ParseDrawTextureTags(pic, x, y, tag, args, &parms, false);
if (!res) return;
parms.remap = font->GetColorTranslation((EColorRange)normalcolor);
DrawTextureParms(pic, parms);
}
}
DEFINE_ACTION_FUNCTION(_Screen, DrawChar)
{
PARAM_PROLOGUE;
PARAM_POINTER(font, FFont);
PARAM_INT(cr);
PARAM_FLOAT(x);
PARAM_FLOAT(y);
PARAM_INT(chr);
VMVa_List args = { param + 5, 0, numparam - 5 };
screen->DrawChar(font, cr, x, y, chr, args);
return 0;
}
//==========================================================================
//
// DrawText
@ -90,32 +128,17 @@ void DCanvas::DrawChar (FFont *font, int normalcolor, double x, double y, int ch
//
//==========================================================================
void DCanvas::DrawText(FFont *font, int normalcolor, int x, int y, const char *string, int tag_first, ...)
void DCanvas::DrawTextCommon(FFont *font, int normalcolor, double x, double y, const char *string, DrawParms &parms)
{
int w;
const BYTE *ch;
int c;
int cx;
int cy;
double cx;
double cy;
int boldcolor;
FRemapTable *range;
int kerning;
FTexture *pic;
DrawParms parms;
va_list tags;
if (font == NULL || string == NULL)
return;
va_start(tags, tag_first);
bool res = ParseDrawTextureTags(nullptr, 0, 0, tag_first, tags, &parms, true);
va_end(tags);
if (!res)
{
return;
}
if (parms.celly == 0) parms.celly = font->GetHeight() + 1;
parms.celly *= parms.scaley;
@ -172,6 +195,54 @@ void DCanvas::DrawText(FFont *font, int normalcolor, int x, int y, const char *s
}
}
void DCanvas::DrawText(FFont *font, int normalcolor, double x, double y, const char *string, int tag_first, ...)
{
va_list tags;
DrawParms parms;
if (font == NULL || string == NULL)
return;
va_start(tags, tag_first);
bool res = ParseDrawTextureTags(nullptr, 0, 0, tag_first, tags, &parms, true);
va_end(tags);
if (!res)
{
return;
}
DrawTextCommon(font, normalcolor, x, y, string, parms);
}
void DCanvas::DrawText(FFont *font, int normalcolor, double x, double y, const char *string, VMVa_List &args)
{
DrawParms parms;
if (font == NULL || string == NULL)
return;
uint32_t tag = ListGetInt(args);
bool res = ParseDrawTextureTags(nullptr, 0, 0, tag, args, &parms, true);
if (!res)
{
return;
}
DrawTextCommon(font, normalcolor, x, y, string, parms);
}
DEFINE_ACTION_FUNCTION(_Screen, DrawText)
{
PARAM_PROLOGUE;
PARAM_POINTER(font, FFont);
PARAM_INT(cr);
PARAM_FLOAT(x);
PARAM_FLOAT(y);
PARAM_STRING(chr);
VMVa_List args = { param + 5, 0, numparam - 5 };
screen->DrawText(font, cr, x, y, chr, args);
return 0;
}
//==========================================================================
//

6
src/v_video.h
View file

@ -269,8 +269,10 @@ public:
#undef DrawText // See WinUser.h for the definition of DrawText as a macro
#endif
// 2D Text drawing
void DrawText (FFont *font, int normalcolor, int x, int y, const char *string, int tag_first, ...);
void DrawText(FFont *font, int normalcolor, double x, double y, const char *string, int tag_first, ...);
void DrawText(FFont *font, int normalcolor, double x, double y, const char *string, VMVa_List &args);
void DrawChar(FFont *font, int normalcolor, double x, double y, int character, int tag_first, ...);
void DrawChar(FFont *font, int normalcolor, double x, double y, int character, VMVa_List &args);
protected:
BYTE *Buffer;
@ -279,6 +281,8 @@ protected:
int Pitch;
int LockCount;
void DrawTextCommon(FFont *font, int normalcolor, double x, double y, const char *string, DrawParms &parms);
bool ClipBox (int &left, int &top, int &width, int &height, const BYTE *&src, const int srcpitch) const;
void DrawTextureV(FTexture *img, double x, double y, uint32 tag, va_list tags) = delete;
virtual void DrawTextureParms(FTexture *img, DrawParms &parms);

4
wadsrc/static/zscript/base.txt
View file

@ -66,6 +66,10 @@ struct Screen native
native static int GetWidth();
native static int GetHeight();
native static void DrawHUDTexture(TextureID tex, double x, double y);
native static vararg void DrawTexture(TextureID tex, bool animate, double x, double y, ...);
native static vararg void DrawChar(Font font, int normalcolor, double x, double y, int character, ...);
native static vararg void DrawText(Font font, int normalcolor, double x, double y, String text, ...);
}
class BrokenLines : Object native