1/* Copyright (c) 2013-2016 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 "AssetTile.h"
  7
  8#include "CoreController.h"
  9#include "GBAApp.h"
 10
 11#include <QFontDatabase>
 12
 13#include <mgba/core/interface.h>
 14#ifdef M_CORE_GBA
 15#include <mgba/internal/gba/memory.h>
 16#endif
 17#ifdef M_CORE_GB
 18#include <mgba/internal/gb/memory.h>
 19#endif
 20
 21using namespace QGBA;
 22
 23AssetTile::AssetTile(QWidget* parent)
 24	: QGroupBox(parent)
 25{
 26	m_ui.setupUi(this);
 27
 28	m_ui.preview->setDimensions(QSize(8, 8));
 29	m_ui.color->setDimensions(QSize(1, 1));
 30	m_ui.color->setSize(50);
 31
 32	connect(m_ui.preview, &Swatch::indexPressed, this, &AssetTile::selectColor);
 33
 34	const QFont font = QFontDatabase::systemFont(QFontDatabase::FixedFont);
 35
 36	m_ui.tileId->setFont(font);
 37	m_ui.address->setFont(font);
 38	m_ui.r->setFont(font);
 39	m_ui.g->setFont(font);
 40	m_ui.b->setFont(font);
 41}
 42
 43void AssetTile::setController(std::shared_ptr<CoreController> controller) {
 44	m_tileCache = controller->tileCache();
 45	switch (controller->platform()) {
 46#ifdef M_CORE_GBA
 47	case PLATFORM_GBA:
 48		m_addressWidth = 8;
 49		m_addressBase = BASE_VRAM;
 50		m_boundaryBase = BASE_VRAM | 0x10000;
 51		break;
 52#endif
 53#ifdef M_CORE_GB
 54	case PLATFORM_GB:
 55		m_addressWidth = 4;
 56		m_addressBase = GB_BASE_VRAM;
 57		m_boundaryBase = GB_BASE_VRAM;
 58		break;
 59#endif
 60	default:
 61		m_addressWidth = 0;
 62		m_addressBase = 0;
 63		m_boundaryBase = 0;
 64		break;
 65	}
 66}
 67
 68void AssetTile::setPalette(int palette) {
 69	m_paletteId = palette;
 70	selectIndex(m_index);
 71}
 72
 73void AssetTile::setPaletteSet(int palette, int boundary, int max) {
 74	m_index = m_index * (1 + m_paletteSet) / (1 + palette);
 75	if (m_index >= max) {
 76		m_index = max - 1;
 77	}
 78	m_boundary = boundary;
 79	m_paletteSet = palette;
 80	selectIndex(m_index);
 81}
 82
 83void AssetTile::selectIndex(int index) {
 84	m_index = index;
 85	const uint16_t* data;
 86
 87	mTileCacheSetPalette(m_tileCache, m_paletteSet);
 88	unsigned bpp = 8 << m_tileCache->bpp;
 89	int dispIndex = index;
 90	int paletteId = m_paletteId;
 91	int base = m_addressBase;
 92	if (index >= m_boundary) {
 93		base = m_boundaryBase;
 94		// XXX: Do this better
 95#ifdef M_CORE_GBA
 96		if (m_boundaryBase == (BASE_VRAM | 0x10000)) {
 97			paletteId += m_tileCache->count / 2;
 98		}
 99#endif
100		dispIndex -= m_boundary;
101	}
102	data = mTileCacheGetTile(m_tileCache, index, paletteId);
103	m_ui.tileId->setText(QString::number(dispIndex * (1 + m_paletteSet)));
104	m_ui.address->setText(tr("%0%1%2")
105		.arg(m_addressWidth == 4 ? index >= m_boundary : 0)
106		.arg(m_addressWidth == 4 ? ":" : "x")
107		.arg(dispIndex * bpp | base, m_addressWidth, 16, QChar('0')));
108	for (int i = 0; i < 64; ++i) {
109		m_ui.preview->setColor(i, data[i]);
110	}
111	m_ui.preview->update();
112}
113
114void AssetTile::selectColor(int index) {
115	const uint16_t* data;
116	mTileCacheSetPalette(m_tileCache, m_paletteSet);
117	unsigned bpp = 8 << m_tileCache->bpp;
118	int paletteId = m_paletteId;
119	// XXX: Do this better
120#ifdef M_CORE_GBA
121	if (m_index >= m_boundary && m_boundaryBase == (BASE_VRAM | 0x10000)) {
122		paletteId += m_tileCache->count / 2;
123	}
124#endif
125	data = mTileCacheGetTile(m_tileCache, m_index, m_paletteId);
126	uint16_t color = data[index];
127	m_ui.color->setColor(0, color);
128	m_ui.color->update();
129
130	uint32_t r = M_R5(color);
131	uint32_t g = M_G5(color);
132	uint32_t b = M_B5(color);
133	m_ui.r->setText(tr("0x%0 (%1)").arg(r, 2, 16, QChar('0')).arg(r, 2, 10, QChar('0')));
134	m_ui.g->setText(tr("0x%0 (%1)").arg(g, 2, 16, QChar('0')).arg(g, 2, 10, QChar('0')));
135	m_ui.b->setText(tr("0x%0 (%1)").arg(b, 2, 16, QChar('0')).arg(b, 2, 10, QChar('0')));
136}
137