src/dialogs.cpp

/*
 *  LDForge: LDraw parts authoring CAD
 *  Copyright (C) 2013 Santeri Piippo
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <QDialog>
#include <QLineEdit>
#include <QSpinBox>
#include <QDialogButtonBox>
#include <QFileDialog>
#include <QLabel>
#include <QPushButton>
#include <QBoxLayout>
#include <QGridLayout>
#include <QProgressBar>
#include <QCheckBox>

#include "dialogs.h"
#include "widgets.h"
#include "gui.h"
#include "gldraw.h"
#include "docs.h"
#include "file.h"
#include "dialogs.h"
#include "ui_overlay.h"
#include "ui_ldrawpath.h"
#include "ui_openprogress.h"
#include "ui_extprogpath.h"
#include "build/moc_dialogs.cpp"

extern const char* g_extProgPathFilter;
extern_cfg (str, io_ldpath);

// =============================================================================
OverlayDialog::OverlayDialog (QWidget* parent, Qt::WindowFlags f) : QDialog (parent, f) {
	ui = new Ui_OverlayUI;
	ui->setupUi (this);
	
	m_cameraArgs = {
		{ ui->top,    GL::Top },
		{ ui->bottom, GL::Bottom },
		{ ui->front,  GL::Front },
		{ ui->back,   GL::Back },
		{ ui->left,   GL::Left },
		{ ui->right,  GL::Right }
	};
	
	GL::Camera cam = g_win->R()->camera();
	
	if (cam == GL::Free)
		cam = GL::Top;
	
	connect (ui->width, SIGNAL (valueChanged (double)), this, SLOT (slot_dimensionsChanged()));
	connect (ui->height, SIGNAL (valueChanged (double)), this, SLOT (slot_dimensionsChanged()));
	connect (ui->buttonBox, SIGNAL (helpRequested()), this, SLOT (slot_help()));
	connect (ui->fileSearchButton, SIGNAL (clicked (bool)), this, SLOT (slot_fpath()));
	
	slot_dimensionsChanged();
	fillDefaults (cam);
}

OverlayDialog::~OverlayDialog() {
	delete ui;
}

void OverlayDialog::fillDefaults (int newcam) {
	overlayMeta& info = g_win->R()->getOverlay (newcam);
	radioDefault<int> (newcam, m_cameraArgs);
	
	if (info.img != null) {
		ui->filename->setText (info.fname);
		ui->originX->setValue (info.ox);
		ui->originY->setValue (info.oy);
		ui->width->setValue (info.lw);
		ui->height->setValue (info.lh);
	} else {
		ui->filename->setText ("");
		ui->originX->setValue (0);
		ui->originY->setValue (0);
		ui->width->setValue (0.0f);
		ui->height->setValue (0.0f);
	}
}

str OverlayDialog::fpath() const {
	return ui->filename->text();
}

ushort OverlayDialog::ofsx() const {
	return ui->originX->value();
}

ushort OverlayDialog::ofsy() const {
	return ui->originY->value();
}

double OverlayDialog::lwidth() const {
	return ui->width->value();
}

double OverlayDialog::lheight() const {
	return ui->height->value();
}

int OverlayDialog::camera() const {
	return radioSwitch<int> (GL::Top, m_cameraArgs);
}

void OverlayDialog::slot_fpath() {
	ui->filename->setText (QFileDialog::getOpenFileName (null, "Overlay image"));
}

void OverlayDialog::slot_help() {
	showDocumentation (g_docs_overlays);
}

void OverlayDialog::slot_dimensionsChanged() {
	bool enable = (ui->width->value() != 0) || (ui->height->value() != 0);
	ui->buttonBox->button (QDialogButtonBox::Ok)->setEnabled (enable);
}

// =================================================================================================
LDrawPathDialog::LDrawPathDialog (const bool validDefault, QWidget* parent, Qt::WindowFlags f) :
	QDialog (parent, f),
	m_validDefault (validDefault) {
	
	ui = new Ui_LDPathUI;
	ui->setupUi (this);
	ui->status->setText ("---");
	
	if (validDefault)
		ui->heading->hide();
	else {
		cancelButton()->setText ("Exit");
		cancelButton()->setIcon (getIcon ("exit"));
	}
	
	okButton()->setEnabled (false);
	
	connect (ui->path, SIGNAL (textEdited (QString)), this, SLOT (slot_tryConfigure()));
	connect (ui->searchButton, SIGNAL (clicked()), this, SLOT (slot_findPath()));
	connect (ui->buttonBox, SIGNAL (rejected()), this, validDefault ? SLOT (reject()) : SLOT (slot_exit()));
	connect (ui->buttonBox, SIGNAL (accepted()), this, SLOT (slot_accept()));
	
	setPath (io_ldpath);
	
	if (validDefault)
		slot_tryConfigure();
}

LDrawPathDialog::~LDrawPathDialog() {
	delete ui;
}

QPushButton* LDrawPathDialog::okButton() {
	return ui->buttonBox->button (QDialogButtonBox::Ok);
}

QPushButton* LDrawPathDialog::cancelButton() {
	return ui->buttonBox->button (QDialogButtonBox::Cancel);
}

void LDrawPathDialog::setPath (str path) {
	ui->path->setText (path);
}

str LDrawPathDialog::filename() const {
	return ui->path->text();
}

void LDrawPathDialog::slot_findPath() {
	str newpath = QFileDialog::getExistingDirectory (this, "Find LDraw Path");
	
	if (newpath.length() > 0 && newpath != filename()) {
		setPath (newpath);
		slot_tryConfigure();
	}
}

void LDrawPathDialog::slot_exit() {
	exit (1);
}

void LDrawPathDialog::slot_tryConfigure() {
	if (LDPaths::tryConfigure (filename()) == false) {
		ui->status->setText (fmt ("<span style=\"color:#700; \">%1</span>", LDPaths::getError()));
		okButton()->setEnabled (false);
		return;
	}

	ui->status->setText ("<span style=\"color: #270; \">OK!</span>");
	okButton()->setEnabled (true);
}

void LDrawPathDialog::slot_accept() {
	config::save();
	accept();
}

// =============================================================================
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
// =============================================================================
OpenProgressDialog::OpenProgressDialog (QWidget* parent, Qt::WindowFlags f) : QDialog (parent, f) {
	ui = new Ui_OpenProgressUI;
	ui->setupUi (this);
	ui->progressText->setText ("Parsing...");

	setNumLines (0);
	m_progress = 0;
}

OpenProgressDialog::~OpenProgressDialog() {
	delete ui;
}

READ_ACCESSOR (ulong, OpenProgressDialog::numLines) {
	return m_numLines;
}

SET_ACCESSOR (ulong, OpenProgressDialog::setNumLines) {
	m_numLines = val;
	ui->progressBar->setRange (0, numLines());
	updateValues();
}

void OpenProgressDialog::updateValues() {
	ui->progressText->setText (fmt ("Parsing... %1 / %2", progress(), numLines()));
	ui->progressBar->setValue (progress());
}

void OpenProgressDialog::updateProgress (int progress) {
	m_progress = progress;
	updateValues();
}

ExtProgPathPrompt::ExtProgPathPrompt (str progName, QWidget* parent, Qt::WindowFlags f) :
	QDialog (parent, f),
	ui (new Ui_ExtProgPath)
{
	ui->setupUi (this);
	
	str labelText = ui->m_label->text();
	labelText.replace ("<PROGRAM>", progName);
	ui->m_label->setText (labelText);
	
	connect (ui->m_findPath, SIGNAL (clicked (bool)), this, SLOT (findPath()));
}

ExtProgPathPrompt::~ExtProgPathPrompt() {
	delete ui;
}

void ExtProgPathPrompt::findPath() {
	str path = QFileDialog::getOpenFileName (null, "", "", g_extProgPathFilter);
	
	if (!path.isEmpty())
		ui->m_path->setText (path);
}

str ExtProgPathPrompt::getPath() const {
	return ui->m_path->text();
}