mirror of https://github.com/mgba-emu/mgba.git
130 lines
3.7 KiB
C
130 lines
3.7 KiB
C
/* Copyright (c) 2013-2015 Jeffrey Pfau
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <mgba-util/gui/font.h>
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#include <mgba-util/gui/font-metrics.h>
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#include <mgba-util/string.h>
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#include <vita2d.h>
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#define CELL_HEIGHT 32
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#define CELL_WIDTH 32
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#define FONT_SIZE 1.25f
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extern const uint8_t _binary_icons2x_png_start[];
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struct GUIFont {
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vita2d_pgf* pgf;
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vita2d_texture* icons;
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};
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struct GUIFont* GUIFontCreate(void) {
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struct GUIFont* font = malloc(sizeof(struct GUIFont));
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if (!font) {
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return 0;
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}
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font->pgf = vita2d_load_default_pgf();
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font->icons = vita2d_load_PNG_buffer(_binary_icons2x_png_start);
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return font;
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}
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void GUIFontDestroy(struct GUIFont* font) {
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vita2d_free_pgf(font->pgf);
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vita2d_free_texture(font->icons);
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free(font);
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}
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unsigned GUIFontHeight(const struct GUIFont* font) {
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return vita2d_pgf_text_height(font->pgf, FONT_SIZE, "M") + 9;
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}
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unsigned GUIFontGlyphWidth(const struct GUIFont* font, uint32_t glyph) {
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char base[5] = { 0 };
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toUtf8(glyph, base);
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return vita2d_pgf_text_width(font->pgf, FONT_SIZE, base);
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}
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void GUIFontIconMetrics(const struct GUIFont* font, enum GUIIcon icon, unsigned* w, unsigned* h) {
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UNUSED(font);
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if (icon >= GUI_ICON_MAX) {
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if (w) {
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*w = 0;
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}
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if (h) {
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*h = 0;
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}
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} else {
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if (w) {
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*w = defaultIconMetrics[icon].width * 2;
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}
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if (h) {
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*h = defaultIconMetrics[icon].height * 2;
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}
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}
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}
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void GUIFontDrawGlyph(struct GUIFont* font, int x, int y, uint32_t color, uint32_t glyph) {
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char base[5] = { 0 };
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toUtf8(glyph, base);
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vita2d_pgf_draw_text(font->pgf, x, y, color, FONT_SIZE, base);
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}
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void GUIFontDrawIcon(struct GUIFont* font, int x, int y, enum GUIAlignment align, enum GUIOrientation orient, uint32_t color, enum GUIIcon icon) {
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if (icon >= GUI_ICON_MAX) {
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return;
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}
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struct GUIIconMetric metric = defaultIconMetrics[icon];
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switch (align & GUI_ALIGN_HCENTER) {
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case GUI_ALIGN_HCENTER:
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x -= metric.width;
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break;
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case GUI_ALIGN_RIGHT:
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x -= metric.width * 2;
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break;
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}
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switch (align & GUI_ALIGN_VCENTER) {
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case GUI_ALIGN_VCENTER:
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y -= metric.height;
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break;
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case GUI_ALIGN_BOTTOM:
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y -= metric.height * 2;
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break;
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}
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switch (orient) {
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case GUI_ORIENT_HMIRROR:
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vita2d_draw_texture_tint_part_scale(font->icons, x + metric.width * 2, y,
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metric.x * 2, metric.y * 2,
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metric.width * 2, metric.height * 2,
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-1, 1, color);
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return;
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case GUI_ORIENT_VMIRROR:
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vita2d_draw_texture_tint_part_scale(font->icons, x, y + metric.height * 2,
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metric.x * 2, metric.y * 2,
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metric.width * 2, metric.height * 2,
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1, -1, color);
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return;
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case GUI_ORIENT_0:
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default:
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// TOOD: Rotate
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vita2d_draw_texture_tint_part(font->icons, x, y,
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metric.x * 2, metric.y * 2,
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metric.width * 2, metric.height * 2,
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color);
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break;
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}
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}
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void GUIFontDrawIconSize(struct GUIFont* font, int x, int y, int w, int h, uint32_t color, enum GUIIcon icon) {
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if (icon >= GUI_ICON_MAX) {
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return;
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}
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struct GUIIconMetric metric = defaultIconMetrics[icon];
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vita2d_draw_texture_tint_part_scale(font->icons, x, y,
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metric.x * 2, metric.y * 2,
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metric.width * 2, metric.height * 2,
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w ? (w / (float) metric.width) : 1, h ? (h / (float) metric.height) : 1, color);
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}
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