/*
 * Copyright (c) 2012 Mateusz Piękos
 * Licensed under the simplified BSD license.
 * See Documentation/Licenses/BSD-simplified.txt for more information.
 */

#include "Window.h"

#include<iostream>

using namespace std;

namespace Swift {
	Window::Window() : QWidget() {
		layout = new QVBoxLayout(this);
		hLayout = new QHBoxLayout;
		sidebarLayout = new QVBoxLayout;
		toolboxLayout = new QGridLayout;

		scene = new QGraphicsScene(this);
		scene->setSceneRect(0, 0, 400, 400);
//	scene->setItemIndexMethod(QGraphicsScene::NoIndex);

		graphicsView = new GView(scene, this);
		graphicsView->setMode(GView::Line);

		widthBox = new QSpinBox(this);
		connect(widthBox, SIGNAL(valueChanged(int)), this, SLOT(changeLineWidth(int)));
		widthBox->setValue(1);

		moveUpButton = new QPushButton("Move Up", this);
		connect(moveUpButton, SIGNAL(clicked()), graphicsView, SLOT(moveUpSelectedItem()));

		moveDownButton = new QPushButton("Move Down", this);
		connect(moveDownButton, SIGNAL(clicked()), graphicsView, SLOT(moveDownSelectedItem()));

		colorDialogButton = new QPushButton("Color", this);
		connect(colorDialogButton, SIGNAL(clicked()), this, SLOT(showColorDialog()));

		brushColorDialogButton = new QPushButton("Brush", this);
		connect(brushColorDialogButton, SIGNAL(clicked()), this, SLOT(showBrushColorDialog()));

		rubberButton = new QToolButton(this);
		rubberButton->setCheckable(true);
		rubberButton->setAutoExclusive(true);
		connect(rubberButton, SIGNAL(clicked()), this, SLOT(setRubberMode()));

		lineButton = new QToolButton(this);
		lineButton->setIcon(QIcon(":/icons/line.png"));
		lineButton->setCheckable(true);
		lineButton->setAutoExclusive(true);
		lineButton->setChecked(true);
		connect(lineButton, SIGNAL(clicked()), this, SLOT(setLineMode())); 

		rectButton = new QToolButton(this);
		rectButton->setIcon(QIcon(":/icons/rect.png"));
		rectButton->setCheckable(true);
		rectButton->setAutoExclusive(true);
		connect(rectButton, SIGNAL(clicked()), this, SLOT(setRectMode())); 

		circleButton = new QToolButton(this);
		circleButton->setIcon(QIcon(":/icons/circle.png"));
		circleButton->setCheckable(true);
		circleButton->setAutoExclusive(true);
		connect(circleButton, SIGNAL(clicked()), this, SLOT(setCircleMode())); 

		handLineButton = new QToolButton(this);
		handLineButton->setIcon(QIcon(":/icons/handline.png"));
		handLineButton->setCheckable(true);
		handLineButton->setAutoExclusive(true);
		connect(handLineButton, SIGNAL(clicked()), this, SLOT(setHandLineMode())); 

		filledHandLineButton = new QToolButton(this);
		filledHandLineButton->setIcon(QIcon(":/icons/filledHandline.png"));
		filledHandLineButton->setCheckable(true);
		filledHandLineButton->setAutoExclusive(true);
		connect(filledHandLineButton, SIGNAL(clicked()), this, SLOT(setFilledHandLineMode())); 

		textButton = new QToolButton(this);
		textButton->setIcon(QIcon(":/icons/text.png"));
		textButton->setCheckable(true);
		textButton->setAutoExclusive(true);
		connect(textButton, SIGNAL(clicked()), this, SLOT(setTextMode())); 

		polygonButton = new QToolButton(this);
		polygonButton->setIcon(QIcon(":/icons/polygon.png"));
		polygonButton->setCheckable(true);
		polygonButton->setAutoExclusive(true);
		connect(polygonButton, SIGNAL(clicked()), this, SLOT(setPolygonMode()));

		selectButton = new QToolButton(this);
		selectButton->setIcon(QIcon(":/icons/cursor.png"));
		selectButton->setCheckable(true);
		selectButton->setAutoExclusive(true);
		connect(selectButton, SIGNAL(clicked()), this, SLOT(setSelectMode()));

		toolboxLayout->addWidget(rubberButton, 0, 0);
		toolboxLayout->addWidget(lineButton, 0, 1);
		toolboxLayout->addWidget(rectButton, 0, 2);
		toolboxLayout->addWidget(circleButton, 1, 0);
		toolboxLayout->addWidget(handLineButton, 1, 1);
		toolboxLayout->addWidget(filledHandLineButton, 1, 2);
		toolboxLayout->addWidget(textButton, 2, 0);
		toolboxLayout->addWidget(polygonButton, 2, 1);
		toolboxLayout->addWidget(selectButton, 2, 2);

		sidebarLayout->addLayout(toolboxLayout);
		sidebarLayout->addWidget(moveUpButton);
		sidebarLayout->addWidget(moveDownButton);
		sidebarLayout->addWidget(widthBox);
		sidebarLayout->addWidget(colorDialogButton);
		sidebarLayout->addWidget(brushColorDialogButton);
		hLayout->addWidget(graphicsView);
		hLayout->addLayout(sidebarLayout);
		layout->addLayout(hLayout);
		this->setLayout(layout);
	}

	void Window::changeLineWidth(int i)
	{
		graphicsView->setLineWidth(i);
	}

	void Window::showColorDialog()
	{
		QColor color = QColorDialog::getColor(graphicsView->getLineColor(), 0, "Select pen color", QColorDialog::ShowAlphaChannel);
		if(color.isValid())
			graphicsView->setLineColor(color);
	}

	void Window::showBrushColorDialog()
	{
		QColor color = QColorDialog::getColor(graphicsView->getBrushColor(), 0, "Select brush color", QColorDialog::ShowAlphaChannel);
		if(color.isValid())
			graphicsView->setBrushColor(color);
	}

	void Window::setRubberMode()
	{
		graphicsView->setMode(GView::Rubber);
	}

	void Window::setLineMode()
	{
		graphicsView->setMode(GView::Line);
	}

	void Window::setRectMode()
	{
		graphicsView->setMode(GView::Rect);
	}

	void Window::setCircleMode()
	{
		graphicsView->setMode(GView::Circle);
	}

	void Window::setHandLineMode()
	{
		graphicsView->setMode(GView::HandLine);
	}

	void Window::setFilledHandLineMode()
	{
		graphicsView->setMode(GView::FilledHandLine);
	}

	void Window::setTextMode()
	{
		graphicsView->setMode(GView::Text);
	}

	void Window::setPolygonMode()
	{
		graphicsView->setMode(GView::Polygon);
	}

	void Window::setSelectMode()
	{
		graphicsView->setMode(GView::Select);
	}
}