-
Notifications
You must be signed in to change notification settings - Fork 2.1k
/
draw_text_sdl.h
49 lines (37 loc) · 1.71 KB
/
draw_text_sdl.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
#pragma once
#include "ppsspp_config.h"
#include <map>
#include "Common/Render/Text/draw_text.h"
#if defined(USE_SDL2_TTF_FONTCONFIG)
#include <fontconfig/fontconfig.h>
#endif
// SDL2_ttf's TTF_Font is a typedef of _TTF_Font.
struct _TTF_Font;
class TextDrawerSDL : public TextDrawer {
public:
TextDrawerSDL(Draw::DrawContext *draw);
~TextDrawerSDL();
uint32_t SetFont(const char *fontName, int size, int flags) override;
void SetFont(uint32_t fontHandle) override; // Shortcut once you've set the font once.
void MeasureString(const char *str, size_t len, float *w, float *h) override;
void MeasureStringRect(const char *str, size_t len, const Bounds &bounds, float *w, float *h, int align = ALIGN_TOPLEFT) override;
void DrawString(DrawBuffer &target, const char *str, float x, float y, uint32_t color, int align = ALIGN_TOPLEFT) override;
void DrawStringBitmap(std::vector<uint8_t> &bitmapData, TextStringEntry &entry, Draw::DataFormat texFormat, const char *str, int align = ALIGN_TOPLEFT) override;
// Use for housekeeping like throwing out old strings.
void OncePerFrame() override;
protected:
void ClearCache() override;
void PrepareFallbackFonts(std::string_view locale);
uint32_t CheckMissingGlyph(const std::string& text);
int FindFallbackFonts(uint32_t missingGlyph, int ptSize);
uint32_t fontHash_;
std::map<uint32_t, _TTF_Font *> fontMap_;
std::map<CacheKey, std::unique_ptr<TextStringEntry>> cache_;
std::map<CacheKey, std::unique_ptr<TextMeasureEntry>> sizeCache_;
std::vector<_TTF_Font *> fallbackFonts_;
std::vector<std::pair<std::string, int>> fallbackFontPaths_; // path and font face index
std::map<int, int> glyphFallbackFontIndex_;
#if defined(USE_SDL2_TTF_FONTCONFIG)
FcConfig *config;
#endif
};