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authorchai <chaifix@163.com>2018-10-05 15:40:31 +0800
committerchai <chaifix@163.com>2018-10-05 15:40:31 +0800
commit789895b4b9f99668b8b772f271d07d1ce3115742 (patch)
tree3ae85381358445b2c29c9a0afb59375de9a7ce66 /src/libjin/Graphics/FontData.h
parent846d6ab0ec1033481574e8324a43fc547ecf5882 (diff)
*update
Diffstat (limited to 'src/libjin/Graphics/FontData.h')
-rw-r--r--src/libjin/Graphics/FontData.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/src/libjin/Graphics/FontData.h b/src/libjin/Graphics/FontData.h
new file mode 100644
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+++ b/src/libjin/Graphics/FontData.h
@@ -0,0 +1,45 @@
+#ifndef __LIBJIN_FONTDATA_H
+#define __LIBJIN_FONTDATA_H
+#include "../3rdparty/stb/stb_truetype.h"
+#include "Color.h"
+#include <vector>
+
+namespace jin
+{
+namespace graphics
+{
+
+ class FontData
+ {
+ public:
+ static FontData* createFontData(const unsigned char* data, unsigned int size);
+
+ ~FontData();
+
+ void pushFontsize(unsigned int fontsize);
+ void popFontsize();
+
+ Channel* getCodepointBitmapAlpha(unsigned int codepoint, int* width, int* height, int* xoff, int* yoff) const;
+ Color* getCodepointBitmap(unsigned int codepoint, int* width, int* height, int* xoff, int* yoff) const;
+ void getVMetrics(int* baseline, int* descent);
+ void getHMetrics(unsigned int codepoint, int* advanceWidth, int* leftSideBearing);
+
+ private:
+ static const unsigned int FONT_SIZE = 12;
+
+ FontData(const unsigned char* data, unsigned int size);
+
+ stbtt_fontinfo info;
+ struct
+ {
+ unsigned char* data;
+ unsigned int size;
+ } raw;
+ std::vector<float> scales;
+
+ };
+
+}
+}
+
+#endif \ No newline at end of file