/*
* Copyright 2010-2016 OpenXcom Developers.
*
* This file is part of OpenXcom.
*
* OpenXcom 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.
*
* OpenXcom 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 OpenXcom. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ArrowButton.h"
#include "TextList.h"
#include "../Engine/Timer.h"
#include "../Engine/Action.h"
namespace OpenXcom
{
/**
* Sets up an arrow button with the specified size and position.
* @param shape Shape of the arrow.
* @param width Width in pixels.
* @param height Height in pixels.
* @param x X position in pixels.
* @param y Y position in pixels.
*/
ArrowButton::ArrowButton(ArrowShape shape, int width, int height, int x, int y) : ImageButton(width, height, x, y), _shape(shape), _list(0)
{
_timer = new Timer(50);
_timer->onTimer((SurfaceHandler)&ArrowButton::scroll);
}
/**
* Deletes timers.
*/
ArrowButton::~ArrowButton()
{
delete _timer;
}
bool ArrowButton::isButtonHandled(Uint8 button)
{
if (_list != 0)
{
return (button == SDL_BUTTON_LEFT || button == SDL_BUTTON_RIGHT);
}
else
{
return ImageButton::isButtonHandled(button);
}
}
/**
* Changes the color for the image button.
* @param color Color value.
*/
void ArrowButton::setColor(Uint8 color)
{
ImageButton::setColor(color);
_redraw = true;
}
/**
* Changes the shape for the arrow button.
* @param shape Shape of the arrow.
*/
void ArrowButton::setShape(ArrowShape shape)
{
_shape = shape;
_redraw = true;
}
/**
* Changes the list associated with the arrow button.
* This makes the button scroll that list.
* @param list Pointer to text list.
*/
void ArrowButton::setTextList(TextList *list)
{
_list = list;
}
/**
* Draws the button with the specified arrow shape.
*/
void ArrowButton::draw()
{
ImageButton::draw();
lock();
// Draw button
SDL_Rect square;
int color = _color + 2;
square.x = 0;
square.y = 0;
square.w = getWidth() - 1;
square.h = getHeight() - 1;
drawRect(&square, color);
square.x++;
square.y++;
color = _color + 5;
drawRect(&square, color);
square.w--;
square.h--;
color = _color + 4;
drawRect(&square, color);
setPixel(0, 0, _color + 1);
setPixel(0, getHeight() - 1, _color + 4);
setPixel(getWidth() - 1, 0, _color + 4);
color = _color + 1;
switch (_shape)
{
case OpenXcom::ARROW_BIG_UP:
// Draw arrow square
square.x = 5;
square.y = 8;
square.w = 3;
square.h = 3;
drawRect(&square, color);
// Draw arrow triangle
square.x = 2;
square.y = 7;
square.w = 9;
square.h = 1;
for (; square.w > 1; square.w -= 2)
{
drawRect(&square, color);
square.x++;
square.y--;
}
drawRect(&square, color);
break;
case OpenXcom::ARROW_BIG_DOWN:
// Draw arrow square
square.x = 5;
square.y = 3;
square.w = 3;
square.h = 3;
drawRect(&square, color);
// Draw arrow triangle
square.x = 2;
square.y = 6;
square.w = 9;
square.h = 1;
for (; square.w > 1; square.w -= 2)
{
drawRect(&square, color);
square.x++;
square.y++;
}
drawRect(&square, color);
break;
case OpenXcom::ARROW_SMALL_UP:
// Draw arrow triangle 1
square.x = 1;
square.y = 5;
square.w = 9;
square.h = 1;
for (; square.w > 1; square.w -= 2)
{
drawRect(&square, color + 2);
square.x++;
square.y--;
}
drawRect(&square, color + 2);
// Draw arrow triangle 2
square.x = 2;
square.y = 5;
square.w = 7;
square.h = 1;
for (; square.w > 1; square.w -= 2)
{
drawRect(&square, color);
square.x++;
square.y--;
}
drawRect(&square, color);
break;
case OpenXcom::ARROW_SMALL_DOWN:
// Draw arrow triangle 1
square.x = 1;
square.y = 2;
square.w = 9;
square.h = 1;
for (; square.w > 1; square.w -= 2)
{
drawRect(&square, color + 2);
square.x++;
square.y++;
}
drawRect(&square, color + 2);
// Draw arrow triangle 2
square.x = 2;
square.y = 2;
square.w = 7;
square.h = 1;
for (; square.w > 1; square.w -= 2)
{
drawRect(&square, color);
square.x++;
square.y++;
}
drawRect(&square, color);
break;
case OpenXcom::ARROW_SMALL_LEFT:
// Draw arrow triangle 1
square.x = 2;
square.y = 4;
square.w = 2;
square.h = 1;
for (; square.h < 5; square.h += 2)
{
drawRect(&square, color + 2);
square.x += 2;
square.y--;
}
square.w = 1;
drawRect(&square, color + 2);
// Draw arrow triangle 2
square.x = 3;
square.y = 4;
square.w = 2;
square.h = 1;
for (; square.h < 5; square.h += 2)
{
drawRect(&square, color);
square.x += 2;
square.y--;
}
square.w = 1;
drawRect(&square, color);
break;
case OpenXcom::ARROW_SMALL_RIGHT:
// Draw arrow triangle 1
square.x = 7;
square.y = 4;
square.w = 2;
square.h = 1;
for (; square.h < 5; square.h += 2)
{
drawRect(&square, color + 2);
square.x -= 2;
square.y--;
}
square.x++;
square.w = 1;
drawRect(&square, color + 2);
// Draw arrow triangle 2
square.x = 6;
square.y = 4;
square.w = 2;
square.h = 1;
for (; square.h < 5; square.h += 2)
{
drawRect(&square, color);
square.x -= 2;
square.y--;
}
square.x++;
square.w = 1;
drawRect(&square, color);
break;
default:
break;
}
unlock();
}
/**
* Keeps the scrolling timers running.
*/
void ArrowButton::think()
{
_timer->think(0, this);
}
/**
* Scrolls the list.
*/
void ArrowButton::scroll()
{
if (_shape == ARROW_BIG_UP)
{
_list->scrollUp(false);
}
else if (_shape == ARROW_BIG_DOWN)
{
_list->scrollDown(false);
}
}
/**
* Starts scrolling the associated list.
* @param action Pointer to an action.
* @param state State that the action handlers belong to.
*/
void ArrowButton::mousePress(Action *action, State *state)
{
ImageButton::mousePress(action, state);
if (_list != 0)
{
if (action->getDetails()->button.button == SDL_BUTTON_LEFT)
{
_timer->start();
}
else if (action->getDetails()->button.button == SDL_BUTTON_WHEELUP) _list->scrollUp(false, true);
else if (action->getDetails()->button.button == SDL_BUTTON_WHEELDOWN) _list->scrollDown(false, true);
}
}
/*
* Stops scrolling the associated list.
* @param action Pointer to an action.
* @param state State that the action handlers belong to.
*/
void ArrowButton::mouseRelease(Action *action, State *state)
{
ImageButton::mouseRelease(action, state);
if (_list != 0 && action->getDetails()->button.button == SDL_BUTTON_LEFT)
{
_timer->stop();
}
}
/*
* Scrolls the associated list to top or bottom.
* @param action Pointer to an action.
* @param state State that the action handlers belong to.
*/
void ArrowButton::mouseClick(Action *action, State *state)
{
ImageButton::mouseClick(action, state);
if (_list != 0 && SDL_BUTTON_RIGHT == action->getDetails()->button.button) {
if (_shape == ARROW_BIG_UP) _list->scrollUp(true);
else if (_shape == ARROW_BIG_DOWN) _list->scrollDown(true);
}
}
}
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