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 "PaletteView.h"
  7
  8#include "GBAApp.h"
  9#include "LogController.h"
 10#include "VFileDevice.h"
 11
 12#include <QFileDialog>
 13#include <QFontDatabase>
 14
 15extern "C" {
 16#include "core/core.h"
 17#include "gba/supervisor/export.h"
 18#include "util/vfs.h"
 19}
 20
 21using namespace QGBA;
 22
 23PaletteView::PaletteView(GameController* controller, QWidget* parent)
 24	: QWidget(parent)
 25	, m_controller(controller)
 26{
 27	m_ui.setupUi(this);
 28
 29	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(updatePalette()));
 30	m_ui.bgGrid->setDimensions(QSize(16, 16));
 31	m_ui.objGrid->setDimensions(QSize(16, 16));
 32	m_ui.selected->setSize(64);
 33	m_ui.selected->setDimensions(QSize(1, 1));
 34	updatePalette();
 35
 36	const QFont font = QFontDatabase::systemFont(QFontDatabase::FixedFont);
 37
 38	m_ui.hexcode->setFont(font);
 39	m_ui.value->setFont(font);
 40	m_ui.index->setFont(font);
 41	m_ui.r->setFont(font);
 42	m_ui.g->setFont(font);
 43	m_ui.b->setFont(font);
 44
 45	connect(m_ui.bgGrid, SIGNAL(indexPressed(int)), this, SLOT(selectIndex(int)));
 46	connect(m_ui.objGrid, &Swatch::indexPressed, [this] (int index) { selectIndex(index + 256); });
 47	connect(m_ui.exportBG, &QAbstractButton::clicked, [this] () { exportPalette(0, 256); });
 48	connect(m_ui.exportOBJ, &QAbstractButton::clicked, [this] () { exportPalette(256, 256); });
 49
 50	connect(controller, SIGNAL(gameStopped(mCoreThread*)), this, SLOT(close()));
 51}
 52
 53void PaletteView::updatePalette() {
 54	if (!m_controller->thread() || !m_controller->thread()->core) {
 55		return;
 56	}
 57	const uint16_t* palette = static_cast<GBA*>(m_controller->thread()->core->board)->video.palette;
 58	for (int i = 0; i < 256; ++i) {
 59		m_ui.bgGrid->setColor(i, palette[i]);
 60		m_ui.objGrid->setColor(i, palette[i + 256]);
 61	}
 62	m_ui.bgGrid->update();
 63	m_ui.objGrid->update();
 64}
 65
 66void PaletteView::selectIndex(int index) {
 67	uint16_t color = static_cast<GBA*>(m_controller->thread()->core->board)->video.palette[index];
 68	m_ui.selected->setColor(0, color);
 69	uint32_t r = GBA_R5(color);
 70	uint32_t g = GBA_G5(color);
 71	uint32_t b = GBA_B5(color);
 72	uint32_t hexcode = (r << 19) | (g << 11) | (b << 3);
 73	m_ui.hexcode->setText(tr("#%0").arg(hexcode, 6, 16, QChar('0')));
 74	m_ui.value->setText(tr("0x%0").arg(color, 4, 16, QChar('0')));
 75	m_ui.index->setText(tr("%0").arg(index, 3, 10, QChar('0')));
 76	m_ui.r->setText(tr("0x%0 (%1)").arg(r, 2, 16, QChar('0')).arg(r, 2, 10, QChar('0')));
 77	m_ui.g->setText(tr("0x%0 (%1)").arg(g, 2, 16, QChar('0')).arg(g, 2, 10, QChar('0')));
 78	m_ui.b->setText(tr("0x%0 (%1)").arg(b, 2, 16, QChar('0')).arg(b, 2, 10, QChar('0')));
 79}
 80
 81void PaletteView::exportPalette(int start, int length) {
 82	if (start >= 512) {
 83		return;
 84	}
 85	if (start + length > 512) {
 86		length = 512 - start;
 87	}
 88	m_controller->threadInterrupt();
 89	QFileDialog* dialog = GBAApp::app()->getSaveFileDialog(this, tr("Export palette"),
 90	                                                       tr("Windows PAL (*.pal);;Adobe Color Table (*.act)"));
 91	if (!dialog->exec()) {
 92		m_controller->threadContinue();
 93		return;
 94	}
 95	QString filename = dialog->selectedFiles()[0];
 96	VFile* vf = VFileDevice::open(filename, O_WRONLY | O_CREAT | O_TRUNC);
 97	if (!vf) {
 98		LOG(QT, ERROR) << tr("Failed to open output palette file: %1").arg(filename);
 99		m_controller->threadContinue();
100		return;
101	}
102	QString filter = dialog->selectedNameFilter();
103	if (filter.contains("*.pal")) {
104		GBAExportPaletteRIFF(vf, length, &static_cast<GBA*>(m_controller->thread()->core->board)->video.palette[start]);
105	} else if (filter.contains("*.act")) {
106		GBAExportPaletteACT(vf, length, &static_cast<GBA*>(m_controller->thread()->core->board)->video.palette[start]);
107	}
108	vf->close(vf);
109	m_controller->threadContinue();
110}