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 "GBAApp.h"
  9
 10#include <QFontDatabase>
 11
 12extern "C" {
 13#include "core/interface.h"
 14#ifdef M_CORE_GBA
 15#include "gba/memory.h"
 16#endif
 17#ifdef M_CORE_GB
 18#include "gb/memory.h"
 19#endif
 20}
 21
 22using namespace QGBA;
 23
 24AssetTile::AssetTile(QWidget* parent)
 25	: QGroupBox(parent)
 26	, m_tileCache(nullptr)
 27	, m_paletteId(0)
 28	, m_paletteSet(0)
 29	, m_index(0)
 30{
 31	m_ui.setupUi(this);
 32
 33	m_ui.preview->setDimensions(QSize(8, 8));
 34	m_ui.color->setDimensions(QSize(1, 1));
 35	m_ui.color->setSize(50);
 36
 37	connect(m_ui.preview, SIGNAL(indexPressed(int)), this, SLOT(selectColor(int)));
 38
 39	const QFont font = QFontDatabase::systemFont(QFontDatabase::FixedFont);
 40
 41	m_ui.tileId->setFont(font);
 42	m_ui.address->setFont(font);
 43	m_ui.r->setFont(font);
 44	m_ui.g->setFont(font);
 45	m_ui.b->setFont(font);
 46}
 47
 48void AssetTile::setController(GameController* controller) {
 49	m_tileCache = controller->tileCache();
 50	switch (controller->platform()) {
 51#ifdef M_CORE_GBA
 52	case PLATFORM_GBA:
 53		m_addressWidth = 8;
 54		m_addressBase = BASE_VRAM;
 55		m_boundaryBase = BASE_VRAM | 0x10000;
 56		break;
 57#endif
 58#ifdef M_CORE_GB
 59	case PLATFORM_GB:
 60		m_addressWidth = 4;
 61		m_addressBase = GB_BASE_VRAM;
 62		m_boundaryBase = GB_BASE_VRAM;
 63		break;
 64#endif
 65	default:
 66		m_addressWidth = 0;
 67		m_addressBase = 0;
 68		m_boundaryBase = 0;
 69		break;
 70	}
 71}
 72
 73void AssetTile::setPalette(int palette) {
 74	m_paletteId = palette;
 75	selectIndex(m_index);
 76}
 77
 78void AssetTile::setPaletteSet(int palette, int boundary, int max) {
 79	m_index = m_index * (1 + m_paletteSet) / (1 + palette);
 80	if (m_index >= max) {
 81		m_index = max - 1;
 82	}
 83	m_boundary = boundary;
 84	m_paletteSet = palette;
 85	selectIndex(m_index);
 86}
 87
 88void AssetTile::selectIndex(int index) {
 89	m_index = index;
 90	const uint16_t* data;
 91
 92	mTileCacheSetPalette(m_tileCache.get(), m_paletteSet);
 93	unsigned bpp = 8 << m_tileCache->bpp;
 94	int dispIndex = index;
 95	int paletteId = m_paletteId;
 96	int base = m_addressBase;
 97	if (index >= m_boundary) {
 98		base = m_boundaryBase;
 99		// XXX: Do this better
100#ifdef M_CORE_GBA
101		if (m_boundaryBase == (BASE_VRAM | 0x10000)) {
102			paletteId += m_tileCache->count / 2;
103		}
104#endif
105		dispIndex -= m_boundary;
106	}
107	data = mTileCacheGetTile(m_tileCache.get(), index, paletteId);
108	m_ui.tileId->setText(QString::number(dispIndex * (1 + m_paletteSet)));
109	m_ui.address->setText(tr("%0%1%2")
110		.arg(m_addressWidth == 4 ? index >= m_boundary : 0)
111		.arg(m_addressWidth == 4 ? ":" : "x")
112		.arg(dispIndex * bpp | base, m_addressWidth, 16, QChar('0')));
113	for (int i = 0; i < 64; ++i) {
114		m_ui.preview->setColor(i, data[i]);
115	}
116	m_ui.preview->update();
117}
118
119void AssetTile::selectColor(int index) {
120	const uint16_t* data;
121	mTileCacheSetPalette(m_tileCache.get(), m_paletteSet);
122	unsigned bpp = 8 << m_tileCache->bpp;
123	int paletteId = m_paletteId;
124	// XXX: Do this better
125#ifdef M_CORE_GBA
126	if (m_index >= m_boundary && m_boundaryBase == (BASE_VRAM | 0x10000)) {
127		paletteId += m_tileCache->count / 2;
128	}
129#endif
130	data = mTileCacheGetTile(m_tileCache.get(), m_index, m_paletteId);
131	uint16_t color = data[index];
132	m_ui.color->setColor(0, color);
133	m_ui.color->update();
134
135	uint32_t r = M_R5(color);
136	uint32_t g = M_G5(color);
137	uint32_t b = M_B5(color);
138	m_ui.r->setText(tr("0x%0 (%1)").arg(r, 2, 16, QChar('0')).arg(r, 2, 10, QChar('0')));
139	m_ui.g->setText(tr("0x%0 (%1)").arg(g, 2, 16, QChar('0')).arg(g, 2, 10, QChar('0')));
140	m_ui.b->setText(tr("0x%0 (%1)").arg(b, 2, 16, QChar('0')).arg(b, 2, 10, QChar('0')));
141}
142