Revision: 1.1 - (view) (download) (as text)
1 : | ktanaka | 1.1 | #ifndef _BITMAP_FONT_H |
2 : | #define _BITMAP_FONT_H | ||
3 : | |||
4 : | #include <vector> | ||
5 : | #include <string> | ||
6 : | |||
7 : | class BitmapFont{ | ||
8 : | friend ostream& operator<<(ostream &os,const BitmapFont &bf); | ||
9 : | private: | ||
10 : | int width, height; | ||
11 : | vector<bool> bitmap; | ||
12 : | public: | ||
13 : | int getWidth() const { return width; } | ||
14 : | int getHeight() const { return height; } | ||
15 : | BitmapFont(){} | ||
16 : | BitmapFont(const BitmapFont& b){ | ||
17 : | width=b.width; | ||
18 : | height=b.height; | ||
19 : | bitmap=b.bitmap; | ||
20 : | } | ||
21 : | BitmapFont(int w,int h) :width(w),height(h),bitmap(w*h,false){ | ||
22 : | } | ||
23 : | // 暗黙のうちに幅が4ビットの倍数だと仮定している。 | ||
24 : | BitmapFont(int w,int h,const string& hex) :width(w),height(h),bitmap(){ | ||
25 : | for(string::const_iterator it=hex.begin();it!=hex.end();it++){ | ||
26 : | string s; | ||
27 : | s+= *it; | ||
28 : | long val=strtol(s.c_str(),0,16); | ||
29 : | assert(val>=0 && val<16); | ||
30 : | for(int i=0;i<4;i++){ | ||
31 : | bool pixel=false; | ||
32 : | if((val&(1<<(3-i)))!=0) pixel=true; | ||
33 : | bitmap.push_back(pixel); | ||
34 : | } | ||
35 : | } | ||
36 : | } | ||
37 : | bool get(int x, int y) const{ | ||
38 : | if(x<0 || x>=width || y<0 || y>=height){ | ||
39 : | return false; | ||
40 : | } | ||
41 : | return bitmap[y*width+x]; | ||
42 : | } | ||
43 : | }; | ||
44 : | #endif /* _BITMAP_FONT_H */ |
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