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authorrubidium <rubidium@openttd.org>2009-03-25 20:01:34 +0000
committerrubidium <rubidium@openttd.org>2009-03-25 20:01:34 +0000
commite8d76e79ee8b58d9947c05eb9dcb53c3d0b4ec19 (patch)
tree18c01826c7b985207e18da3859c51953c551a3a8 /src
parent28d3123dfd7c8a981496e81fb1dc5996015563d9 (diff)
downloadopenttd-e8d76e79ee8b58d9947c05eb9dcb53c3d0b4ec19.tar.xz
(svn r15849) -Codechange: provide easy access to the real height of the used fonts
Diffstat (limited to 'src')
-rw-r--r--src/fontcache.cpp29
-rw-r--r--src/fontcache.h6
-rw-r--r--src/gfx.cpp2
-rw-r--r--src/gfx_func.h13
4 files changed, 38 insertions, 12 deletions
diff --git a/src/fontcache.cpp b/src/fontcache.cpp
index ac9adffc5..287a281d0 100644
--- a/src/fontcache.cpp
+++ b/src/fontcache.cpp
@@ -27,6 +27,9 @@ static FT_Face _face_small = NULL;
static FT_Face _face_medium = NULL;
static FT_Face _face_large = NULL;
+/** Semi-constant for the height of the different sizes of fonts. */
+int _font_height[FS_END];
+
FreeTypeSettings _freetype;
enum {
@@ -529,6 +532,8 @@ static void LoadFreeTypeFont(const char *font_name, FT_Face *face, const char *t
void InitFreeType()
{
+ ResetFontSizes();
+
if (StrEmpty(_freetype.small_font) && StrEmpty(_freetype.medium_font) && StrEmpty(_freetype.large_font)) {
DEBUG(freetype, 1, "No font faces specified, using sprite fonts instead");
return;
@@ -547,9 +552,18 @@ void InitFreeType()
LoadFreeTypeFont(_freetype.large_font, &_face_large, "large");
/* Set each font size */
- if (_face_small != NULL) FT_Set_Pixel_Sizes(_face_small, 0, _freetype.small_size);
- if (_face_medium != NULL) FT_Set_Pixel_Sizes(_face_medium, 0, _freetype.medium_size);
- if (_face_large != NULL) FT_Set_Pixel_Sizes(_face_large, 0, _freetype.large_size);
+ if (_face_small != NULL) {
+ FT_Set_Pixel_Sizes(_face_small, 0, _freetype.small_size);
+ _font_height[FS_SMALL] = _freetype.small_size;
+ }
+ if (_face_medium != NULL) {
+ FT_Set_Pixel_Sizes(_face_medium, 0, _freetype.medium_size);
+ _font_height[FS_NORMAL] = _freetype.medium_size;
+ }
+ if (_face_large != NULL) {
+ FT_Set_Pixel_Sizes(_face_large, 0, _freetype.large_size);
+ _font_height[FS_LARGE] = _freetype.large_size;
+ }
}
static void ResetGlyphCache();
@@ -571,6 +585,7 @@ static void UnloadFace(FT_Face *face)
*/
void UninitFreeType()
{
+ ResetFontSizes();
ResetGlyphCache();
UnloadFace(&_face_small);
@@ -783,6 +798,14 @@ uint GetGlyphWidth(FontSize size, WChar key)
#endif /* WITH_FREETYPE */
+/** Reset the font sizes to the defaults of the sprite based fonts. */
+void ResetFontSizes()
+{
+ _font_height[FS_SMALL] = 6;
+ _font_height[FS_NORMAL] = 10;
+ _font_height[FS_LARGE] = 18;
+}
+
/* Sprite based glyph mapping */
#include "table/unicode.h"
diff --git a/src/fontcache.h b/src/fontcache.h
index e72fc8225..3ff4b256f 100644
--- a/src/fontcache.h
+++ b/src/fontcache.h
@@ -16,6 +16,8 @@ void SetUnicodeGlyph(FontSize size, uint32 key, SpriteID sprite);
/** Initialize the glyph map */
void InitializeUnicodeGlyphMap();
+void ResetFontSizes();
+
#ifdef WITH_FREETYPE
struct FreeTypeSettings {
@@ -51,8 +53,8 @@ bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, i
#else
/* Stub for initializiation */
-static inline void InitFreeType() {}
-static inline void UninitFreeType() {}
+static inline void InitFreeType() { ResetFontSizes(); }
+static inline void UninitFreeType() { ResetFontSizes(); }
/** Get the Sprite for a glyph */
static inline const Sprite *GetGlyph(FontSize size, uint32 key)
diff --git a/src/gfx.cpp b/src/gfx.cpp
index c334d24db..4880ffd08 100644
--- a/src/gfx.cpp
+++ b/src/gfx.cpp
@@ -816,7 +816,7 @@ static int ReallyDoDrawString(const char *string, int x, int y, TextColour colou
* So if the string cannot be drawn, return the original start to say so.*/
if (x >= dpi->left + dpi->width || y >= dpi->top + dpi->height) return x;
- if (colour != TC_INVALID) { // the invalid colour flag test should not really occur. But better be safe
+ if (colour != TC_INVALID) { // the invalid colour flag test should not really occur. But better be safe
switch_colour:;
SetColourRemap(colour);
}
diff --git a/src/gfx_func.h b/src/gfx_func.h
index 139056df3..ceecc45e8 100644
--- a/src/gfx_func.h
+++ b/src/gfx_func.h
@@ -158,14 +158,15 @@ byte GetCharacterWidth(FontSize size, uint32 key);
*/
static inline byte GetCharacterHeight(FontSize size)
{
- switch (size) {
- default: NOT_REACHED();
- case FS_NORMAL: return 10;
- case FS_SMALL: return 6;
- case FS_LARGE: return 18;
- }
+ assert(size < FS_END);
+ extern int _font_height[FS_END];
+ return _font_height[size];
}
+#define FONT_HEIGHT_SMALL (GetCharacterHeight(FS_SMALL))
+#define FONT_HEIGHT_NORMAL (GetCharacterHeight(FS_NORMAL))
+#define FONT_HEIGHT_LARGE (GetCharacterHeight(FS_LARGE))
+
extern DrawPixelInfo *_cur_dpi;
/**