45 lines
914 B
C
45 lines
914 B
C
#include <GLFW/glfw3.h>
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#include <FTGL/ftgl.h>
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#include "text.h"
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void drawText(const char *text, FTGLfont *font, float x, float y, float xs, float ys, int xa, int ya)
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{
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float bounds[6];
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ftglGetFontBBox(font, text, -1, bounds);
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int cx = bounds[3] - bounds[0];
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int cy = bounds[4] - bounds[1];
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float ox = 0, oy = 0;
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switch (xa)
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{
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case TA_LEFT:
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ox = 0;
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break;
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case TA_RIGHT:
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ox = -1;
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break;
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case TA_CENTRE:
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ox = -0.5;
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break;
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}
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switch (ya)
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{
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case TA_TOP:
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oy = -1;
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break;
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case TA_BOTTOM:
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oy = 0;
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break;
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case TA_CENTRE:
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oy = -0.5;
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break;
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}
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glPushMatrix();
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glTranslatef(x, y, 0.0f);
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glScalef(xs / TEXT_SIZE, ys / TEXT_SIZE, 1.0f);
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glTranslatef(cx * ox, cy * oy, 0.0f);
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ftglRenderFont(font, text, FTGL_RENDER_ALL);
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glPopMatrix();
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}
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