Allow drawing scaled truetype fonts.

2 files changed, 14 insertions, 14 deletions

diff --git a/extensions/smttfont.cpp b/extensions/smttfont.cpp
index cf3ba68..c38440c 100644
--- a/extensions/smttfont.cpp
+++ b/extensions/smttfont.cpp
@@ -43,13 +43,13 @@ bool smTTChar::setChar(wchar_t c,FT_Face ttface)
 	quad.v[2].tx=1;quad.v[2].ty=1;quad.v[3].tx=0;quad.v[3].ty=1;
 	return true;
 }
-void smTTChar::render(float x,float y,float z,DWORD col)
+void smTTChar::render(float x,float y,float z,DWORD col,float scalex,float scaley)
 {
 	for(int i=0;i<4;++i)quad.v[i].col=col,quad.v[i].z=z;
-	quad.v[0].x=x+xofs;quad.v[0].y=y-rh+yofs;
-	quad.v[1].x=x+rw+xofs;quad.v[1].y=y-rh+yofs;
-	quad.v[2].x=x+rw+xofs;quad.v[2].y=y+yofs;
-	quad.v[3].x=x+xofs;quad.v[3].y=y+yofs;
+	quad.v[0].x=x+xofs*scalex;quad.v[0].y=y+(yofs-rh)*scaley;
+	quad.v[1].x=x+(rw+xofs)*scalex;quad.v[1].y=y+(yofs-rh)*scaley;
+	quad.v[2].x=x+(rw+xofs)*scalex;quad.v[2].y=y+yofs*scaley;
+	quad.v[3].x=x+xofs*scalex;quad.v[3].y=y+yofs*scaley;
 	sm->smRenderQuad(&quad);
 }
 
@@ -97,7 +97,7 @@ void smTTFont::updateString(const wchar_t *format,...)
 	}
 	h+=lh;
 }
-void smTTFont::render(float x,float y,float z,DWORD col,int align)
+void smTTFont::render(float x,float y,float z,DWORD col,int align,float scalex,float scaley)
 {
 	float curx,cury,lh;
 	if(align==ALIGN_LEFT)
@@ -109,12 +109,12 @@ void smTTFont::render(float x,float y,float z,DWORD col,int align)
 			{
 				if(chars.find(buf[i])!=chars.end())
 				{
-					chars[buf[i]].render(curx,cury,z,col);
-					curx+=chars[buf[i]].w();
+					chars[buf[i]].render(curx,cury,z,col,scalex,scaley);
+					curx+=chars[buf[i]].w()*scalex;
 					lh=chars[buf[i]].h()>lh?chars[buf[i]].h():lh;
 				}
 			}
-			else cury+=lh,lh=0,curx=x;
+			else cury+=lh*scaley,lh=0,curx=x;
 		}
 	}
 	if(align==ALIGN_RIGHT)
@@ -126,12 +126,12 @@ void smTTFont::render(float x,float y,float z,DWORD col,int align)
 			{
 				if(chars.find(buf[i])!=chars.end())
 				{
-					chars[buf[i]].render(curx,cury,z,col);
-					curx-=chars[buf[i]].w();
+					chars[buf[i]].render(curx,cury,z,col,scalex,scaley);
+					curx-=chars[buf[i]].w()*scalex;
 					lh=chars[buf[i]].h()>lh?chars[buf[i]].h():lh;
 				}
 			}
-			else cury-=lh,lh=0,curx=x;
+			else cury-=lh*scaley,lh=0,curx=x;
 		}
 	}
 }
diff --git a/include/smttfont.hpp b/include/smttfont.hpp
index 0d90179..608907c 100644
--- a/include/smttfont.hpp
+++ b/include/smttfont.hpp
@@ -33,7 +33,7 @@ public:
 	float h(){return (float)_h;}
 	void free();
 	bool setChar(wchar_t c,FT_Face ttface);
-	void render(float x,float y,float z,DWORD col);
+	void render(float x,float y,float z,DWORD col,float scalex,float scaley);
 };
 
 class smTTFont
@@ -52,7 +52,7 @@ public:
 	float getWidth(){return w;}
 	float getHeight(){return h;}
 	void updateString(const wchar_t *format,...);
-	void render(float x,float y,float z,DWORD col,int align);
+	void render(float x,float y,float z,DWORD col,int align,float scalex=1,float scaley=1);
 	DWORD getCacheSize();
 	void clearCache();
 };