1/* Copyright (c) 2013-2015 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#include "util/gui/font.h"
  7#include "util/gui/font-metrics.h"
  8
  9#include <vita2d.h>
 10
 11#define CELL_HEIGHT 32
 12#define CELL_WIDTH 32
 13#define FONT_SIZE 1.2f
 14
 15extern const uint8_t _binary_icons2x_png_start[];
 16
 17struct GUIFont {
 18	vita2d_pgf* pgf;
 19	vita2d_texture* icons;
 20};
 21
 22struct GUIFont* GUIFontCreate(void) {
 23	struct GUIFont* font = malloc(sizeof(struct GUIFont));
 24	if (!font) {
 25		return 0;
 26	}
 27	font->pgf = vita2d_load_default_pgf();
 28	font->icons = vita2d_load_PNG_buffer(_binary_icons2x_png_start);
 29	return font;
 30}
 31
 32void GUIFontDestroy(struct GUIFont* font) {
 33	vita2d_free_pgf(font->pgf);
 34	vita2d_free_texture(font->icons);
 35	free(font);
 36}
 37
 38unsigned GUIFontHeight(const struct GUIFont* font) {
 39	return vita2d_pgf_text_height(font->pgf, FONT_SIZE, "M") + 8;
 40}
 41
 42unsigned GUIFontGlyphWidth(const struct GUIFont* font, uint32_t glyph) {
 43	if (glyph > 0x7F) {
 44		glyph = '?';
 45	}
 46	char base[5] = { glyph };
 47	return vita2d_pgf_text_width(font->pgf, FONT_SIZE, base);
 48}
 49
 50void GUIFontIconMetrics(const struct GUIFont* font, enum GUIIcon icon, unsigned* w, unsigned* h) {
 51	UNUSED(font);
 52	if (icon >= GUI_ICON_MAX) {
 53		if (w) {
 54			*w = 0;
 55		}
 56		if (h) {
 57			*h = 0;
 58		}
 59	} else {
 60		if (w) {
 61			*w = defaultIconMetrics[icon].width * 2;
 62		}
 63		if (h) {
 64			*h = defaultIconMetrics[icon].height * 2;
 65		}
 66	}
 67}
 68
 69void GUIFontDrawGlyph(const struct GUIFont* font, int x, int y, uint32_t color, uint32_t glyph) {
 70	if (glyph > 0x7F) {
 71		glyph = '?';
 72	}
 73	char base[5] = { glyph };
 74	vita2d_pgf_draw_text(font->pgf, x, y, color, FONT_SIZE, base);
 75}
 76
 77void GUIFontDrawIcon(const struct GUIFont* font, int x, int y, enum GUIAlignment align, enum GUIOrientation orient, uint32_t color, enum GUIIcon icon) {
 78	if (icon >= GUI_ICON_MAX) {
 79		return;
 80	}
 81	struct GUIIconMetric metric = defaultIconMetrics[icon];
 82	switch (align & GUI_ALIGN_HCENTER) {
 83	case GUI_ALIGN_HCENTER:
 84		x -= metric.width;
 85		break;
 86	case GUI_ALIGN_RIGHT:
 87		x -= metric.width * 2;
 88		break;
 89	}
 90	switch (align & GUI_ALIGN_VCENTER) {
 91	case GUI_ALIGN_VCENTER:
 92		y -= metric.height;
 93		break;
 94	case GUI_ALIGN_BOTTOM:
 95		y -= metric.height * 2;
 96		break;
 97	}
 98
 99	switch (orient) {
100	case GUI_ORIENT_HMIRROR:
101		vita2d_draw_texture_tint_part_scale(font->icons, x + metric.width * 2, y,
102		                                    metric.x * 2, metric.y * 2,
103		                                    metric.width * 2, metric.height * 2,
104		                                    -1, 1, color);
105		return;
106	case GUI_ORIENT_VMIRROR:
107		vita2d_draw_texture_tint_part_scale(font->icons, x, y + metric.height * 2,
108		                                    metric.x * 2, metric.y * 2,
109		                                    metric.width * 2, metric.height * 2,
110		                                    1, -1, color);
111		return;
112	case GUI_ORIENT_0:
113	default:
114		// TOOD: Rotate
115		vita2d_draw_texture_tint_part(font->icons, x, y,
116		                                    metric.x * 2, metric.y * 2,
117		                                    metric.width * 2, metric.height * 2,
118		                                    color);
119		break;
120	}
121}
122
123void GUIFontDrawIconSize(const struct GUIFont* font, int x, int y, int w, int h, uint32_t color, enum GUIIcon icon) {
124	if (icon >= GUI_ICON_MAX) {
125		return;
126	}
127	struct GUIIconMetric metric = defaultIconMetrics[icon];
128	vita2d_draw_texture_tint_part_scale(font->icons, x, y,
129	                                    metric.x * 2, metric.y * 2,
130	                                    metric.width * 2, metric.height * 2,
131	                                    w ? (w / (float) metric.width) : 1, h ? (h / (float) metric.height) : 1, color);
132}