axmol/cocos/gui/UISlider.cpp

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/****************************************************************************
Copyright (c) 2013-2014 Chukong Technologies Inc.
http://www.cocos2d-x.org
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
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#include "gui/UISlider.h"
#include "extensions/GUI/CCControlExtension/CCScale9Sprite.h"
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NS_CC_BEGIN
namespace ui {
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static const int BASEBAR_RENDERER_Z = (-2);
static const int PROGRESSBAR_RENDERER_Z = (-2);
static const int SLIDBALL_RENDERER_Z = (-1);
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Slider::Slider():
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_barRenderer(nullptr),
_progressBarRenderer(nullptr),
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_progressBarTextureSize(Size::ZERO),
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_slidBallNormalRenderer(nullptr),
_slidBallPressedRenderer(nullptr),
_slidBallDisabledRenderer(nullptr),
_slidBallRenderer(nullptr),
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_barLength(0.0),
_percent(0),
_scale9Enabled(false),
_prevIgnoreSize(true),
_textureFile(""),
_progressBarTextureFile(""),
_slidBallNormalTextureFile(""),
_slidBallPressedTextureFile(""),
_slidBallDisabledTextureFile(""),
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_capInsetsBarRenderer(Rect::ZERO),
_capInsetsProgressBarRenderer(Rect::ZERO),
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_sliderEventListener(nullptr),
_sliderEventSelector(nullptr),
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_barTexType(UI_TEX_TYPE_LOCAL),
_progressBarTexType(UI_TEX_TYPE_LOCAL),
_ballNTexType(UI_TEX_TYPE_LOCAL),
_ballPTexType(UI_TEX_TYPE_LOCAL),
_ballDTexType(UI_TEX_TYPE_LOCAL)
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{
}
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Slider::~Slider()
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{
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_sliderEventListener = nullptr;
_sliderEventSelector = nullptr;
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}
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Slider* Slider::create()
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{
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Slider* widget = new Slider();
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if (widget && widget->init())
{
widget->autorelease();
return widget;
}
CC_SAFE_DELETE(widget);
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return nullptr;
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}
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void Slider::initRenderer()
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{
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_barRenderer = Sprite::create();
_progressBarRenderer = Sprite::create();
_progressBarRenderer->setAnchorPoint(Point(0.0f, 0.5f));
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Node::addChild(_barRenderer, BASEBAR_RENDERER_Z, -1);
Node::addChild(_progressBarRenderer, PROGRESSBAR_RENDERER_Z, -1);
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_slidBallNormalRenderer = Sprite::create();
_slidBallPressedRenderer = Sprite::create();
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_slidBallPressedRenderer->setVisible(false);
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_slidBallDisabledRenderer = Sprite::create();
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_slidBallDisabledRenderer->setVisible(false);
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_slidBallRenderer = Node::create();
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_slidBallRenderer->addChild(_slidBallNormalRenderer);
_slidBallRenderer->addChild(_slidBallPressedRenderer);
_slidBallRenderer->addChild(_slidBallDisabledRenderer);
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Node::addChild(_slidBallRenderer, SLIDBALL_RENDERER_Z, -1);
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}
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void Slider::loadBarTexture(const char* fileName, TextureResType texType)
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{
if (!fileName || strcmp(fileName, "") == 0)
{
return;
}
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_textureFile = fileName;
_barTexType = texType;
switch (_barTexType)
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{
case UI_TEX_TYPE_LOCAL:
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if (_scale9Enabled)
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{
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static_cast<extension::Scale9Sprite*>(_barRenderer)->initWithFile(fileName);
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}
else
{
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static_cast<Sprite*>(_barRenderer)->setTexture(fileName);
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}
break;
case UI_TEX_TYPE_PLIST:
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if (_scale9Enabled)
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{
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static_cast<extension::Scale9Sprite*>(_barRenderer)->initWithSpriteFrameName(fileName);
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}
else
{
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static_cast<Sprite*>(_barRenderer)->setSpriteFrame(fileName);
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}
break;
default:
break;
}
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updateDisplayedColor(getColor());
updateDisplayedOpacity(getOpacity());
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barRendererScaleChangedWithSize();
}
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void Slider::loadProgressBarTexture(const char *fileName, TextureResType texType)
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{
if (!fileName || strcmp(fileName, "") == 0)
{
return;
}
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_progressBarTextureFile = fileName;
_progressBarTexType = texType;
switch (_progressBarTexType)
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{
case UI_TEX_TYPE_LOCAL:
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if (_scale9Enabled)
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{
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static_cast<extension::Scale9Sprite*>(_progressBarRenderer)->initWithFile(fileName);
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}
else
{
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static_cast<Sprite*>(_progressBarRenderer)->setTexture(fileName);
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}
break;
case UI_TEX_TYPE_PLIST:
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if (_scale9Enabled)
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{
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static_cast<extension::Scale9Sprite*>(_progressBarRenderer)->initWithSpriteFrameName(fileName);
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}
else
{
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static_cast<Sprite*>(_progressBarRenderer)->setSpriteFrame(fileName);
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}
break;
default:
break;
}
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updateDisplayedColor(getColor());
updateDisplayedOpacity(getOpacity());
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_progressBarRenderer->setAnchorPoint(Point(0.0f, 0.5f));
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_progressBarTextureSize = _progressBarRenderer->getContentSize();
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progressBarRendererScaleChangedWithSize();
}
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void Slider::setScale9Enabled(bool able)
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{
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if (_scale9Enabled == able)
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{
return;
}
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_scale9Enabled = able;
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Node::removeChild(_barRenderer);
Node::removeChild(_progressBarRenderer);
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_barRenderer = nullptr;
_progressBarRenderer = nullptr;
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if (_scale9Enabled)
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{
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_barRenderer = extension::Scale9Sprite::create();
_progressBarRenderer = extension::Scale9Sprite::create();
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}
else
{
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_barRenderer = Sprite::create();
_progressBarRenderer = Sprite::create();
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}
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loadBarTexture(_textureFile.c_str(), _barTexType);
loadProgressBarTexture(_progressBarTextureFile.c_str(), _progressBarTexType);
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Node::addChild(_barRenderer, BASEBAR_RENDERER_Z, -1);
Node::addChild(_progressBarRenderer, PROGRESSBAR_RENDERER_Z, -1);
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if (_scale9Enabled)
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{
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bool ignoreBefore = _ignoreSize;
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ignoreContentAdaptWithSize(false);
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_prevIgnoreSize = ignoreBefore;
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}
else
{
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ignoreContentAdaptWithSize(_prevIgnoreSize);
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}
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setCapInsetsBarRenderer(_capInsetsBarRenderer);
setCapInsetProgressBarRebderer(_capInsetsProgressBarRenderer);
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}
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void Slider::ignoreContentAdaptWithSize(bool ignore)
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{
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if (!_scale9Enabled || (_scale9Enabled && !ignore))
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{
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Widget::ignoreContentAdaptWithSize(ignore);
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_prevIgnoreSize = ignore;
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}
}
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void Slider::setCapInsets(const Rect &capInsets)
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{
setCapInsetsBarRenderer(capInsets);
setCapInsetProgressBarRebderer(capInsets);
}
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void Slider::setCapInsetsBarRenderer(const Rect &capInsets)
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{
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_capInsetsBarRenderer = capInsets;
if (!_scale9Enabled)
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{
return;
}
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static_cast<extension::Scale9Sprite*>(_barRenderer)->setCapInsets(capInsets);
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}
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void Slider::setCapInsetProgressBarRebderer(const Rect &capInsets)
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{
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_capInsetsProgressBarRenderer = capInsets;
if (!_scale9Enabled)
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{
return;
}
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static_cast<extension::Scale9Sprite*>(_progressBarRenderer)->setCapInsets(capInsets);
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}
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void Slider::loadSlidBallTextures(const char* normal,const char* pressed,const char* disabled,TextureResType texType)
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{
loadSlidBallTextureNormal(normal, texType);
loadSlidBallTexturePressed(pressed,texType);
loadSlidBallTextureDisabled(disabled,texType);
}
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void Slider::loadSlidBallTextureNormal(const char* normal,TextureResType texType)
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{
if (!normal || strcmp(normal, "") == 0)
{
return;
}
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_slidBallNormalTextureFile = normal;
_ballNTexType = texType;
switch (_ballNTexType)
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{
case UI_TEX_TYPE_LOCAL:
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_slidBallNormalRenderer->setTexture(normal);
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break;
case UI_TEX_TYPE_PLIST:
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_slidBallNormalRenderer->setSpriteFrame(normal);
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break;
default:
break;
}
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updateDisplayedColor(getColor());
updateDisplayedOpacity(getOpacity());
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}
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void Slider::loadSlidBallTexturePressed(const char* pressed,TextureResType texType)
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{
if (!pressed || strcmp(pressed, "") == 0)
{
return;
}
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_slidBallPressedTextureFile = pressed;
_ballPTexType = texType;
switch (_ballPTexType)
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{
case UI_TEX_TYPE_LOCAL:
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_slidBallPressedRenderer->setTexture(pressed);
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break;
case UI_TEX_TYPE_PLIST:
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_slidBallPressedRenderer->setSpriteFrame(pressed);
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break;
default:
break;
}
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updateDisplayedColor(getColor());
updateDisplayedOpacity(getOpacity());
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}
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void Slider::loadSlidBallTextureDisabled(const char* disabled,TextureResType texType)
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{
if (!disabled || strcmp(disabled, "") == 0)
{
return;
}
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_slidBallDisabledTextureFile = disabled;
_ballDTexType = texType;
switch (_ballDTexType)
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{
case UI_TEX_TYPE_LOCAL:
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_slidBallDisabledRenderer->setTexture(disabled);
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break;
case UI_TEX_TYPE_PLIST:
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_slidBallDisabledRenderer->setSpriteFrame(disabled);
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break;
default:
break;
}
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updateDisplayedColor(getColor());
updateDisplayedOpacity(getOpacity());
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}
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void Slider::setPercent(int percent)
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{
if (percent > 100)
{
percent = 100;
}
if (percent < 0)
{
percent = 0;
}
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_percent = percent;
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float res = percent / 100.0f;
float dis = _barLength * res;
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_slidBallRenderer->setPosition(Point(-_barLength/2.0f + dis, 0.0f));
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if (_scale9Enabled)
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{
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static_cast<extension::Scale9Sprite*>(_progressBarRenderer)->setPreferredSize(Size(dis,_progressBarTextureSize.height));
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}
else
{
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Sprite* spriteRenderer = static_cast<Sprite*>(_progressBarRenderer);
Rect rect = spriteRenderer->getTextureRect();
rect.size.width = _progressBarTextureSize.width * res;
spriteRenderer->setTextureRect(rect, spriteRenderer->isTextureRectRotated(), rect.size);
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}
}
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bool Slider::onTouchBegan(Touch *touch, Event *unusedEvent)
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{
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bool pass = Widget::onTouchBegan(touch, unusedEvent);
if (_hitted)
{
Point nsp = convertToNodeSpace(_touchStartPos);
setPercent(getPercentWithBallPos(nsp.x));
percentChangedEvent();
}
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return pass;
}
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void Slider::onTouchMoved(Touch *touch, Event *unusedEvent)
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{
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_touchMovePos = touch->getLocation();
Point nsp = convertToNodeSpace(_touchMovePos);
_slidBallRenderer->setPosition(Point(nsp.x,0));
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setPercent(getPercentWithBallPos(nsp.x));
percentChangedEvent();
}
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void Slider::onTouchEnded(Touch *touch, Event *unusedEvent)
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{
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Widget::onTouchEnded(touch, unusedEvent);
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}
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void Slider::onTouchCancelled(Touch *touch, Event *unusedEvent)
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{
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Widget::onTouchCancelled(touch, unusedEvent);
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}
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float Slider::getPercentWithBallPos(float px)
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{
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return (((px-(-_barLength/2.0f))/_barLength)*100.0f);
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}
void Slider::addEventListenerSlider(Ref *target, SEL_SlidPercentChangedEvent selector)
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{
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_sliderEventListener = target;
_sliderEventSelector = selector;
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}
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void Slider::percentChangedEvent()
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{
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if (_sliderEventListener && _sliderEventSelector)
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{
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(_sliderEventListener->*_sliderEventSelector)(this,SLIDER_PERCENTCHANGED);
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}
}
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int Slider::getPercent()
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{
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return _percent;
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}
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void Slider::onSizeChanged()
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{
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Widget::onSizeChanged();
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barRendererScaleChangedWithSize();
progressBarRendererScaleChangedWithSize();
}
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const Size& Slider::getContentSize() const
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{
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return _barRenderer->getContentSize();
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}
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Node* Slider::getVirtualRenderer()
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{
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return _barRenderer;
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}
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void Slider::barRendererScaleChangedWithSize()
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{
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if (_ignoreSize)
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{
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_barRenderer->setScale(1.0f);
_size = _barRenderer->getContentSize();
_barLength = _size.width;
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}
else
{
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_barLength = _size.width;
if (_scale9Enabled)
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{
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static_cast<extension::Scale9Sprite*>(_barRenderer)->setPreferredSize(_size);
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}
else
{
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Size btextureSize = _barRenderer->getContentSize();
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if (btextureSize.width <= 0.0f || btextureSize.height <= 0.0f)
{
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_barRenderer->setScale(1.0f);
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return;
}
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float bscaleX = _size.width / btextureSize.width;
float bscaleY = _size.height / btextureSize.height;
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_barRenderer->setScaleX(bscaleX);
_barRenderer->setScaleY(bscaleY);
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}
}
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setPercent(_percent);
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}
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void Slider::progressBarRendererScaleChangedWithSize()
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{
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if (_ignoreSize)
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{
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if (!_scale9Enabled)
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{
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Size ptextureSize = _progressBarTextureSize;
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float pscaleX = _size.width / ptextureSize.width;
float pscaleY = _size.height / ptextureSize.height;
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_progressBarRenderer->setScaleX(pscaleX);
_progressBarRenderer->setScaleY(pscaleY);
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}
}
else
{
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if (_scale9Enabled)
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{
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static_cast<extension::Scale9Sprite*>(_progressBarRenderer)->setPreferredSize(_size);
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}
else
{
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Size ptextureSize = _progressBarTextureSize;
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if (ptextureSize.width <= 0.0f || ptextureSize.height <= 0.0f)
{
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_progressBarRenderer->setScale(1.0f);
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return;
}
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float pscaleX = _size.width / ptextureSize.width;
float pscaleY = _size.height / ptextureSize.height;
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_progressBarRenderer->setScaleX(pscaleX);
_progressBarRenderer->setScaleY(pscaleY);
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}
}
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_progressBarRenderer->setPosition(Point(-_barLength * 0.5f, 0.0f));
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setPercent(_percent);
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}
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void Slider::onPressStateChangedToNormal()
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{
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_slidBallNormalRenderer->setVisible(true);
_slidBallPressedRenderer->setVisible(false);
_slidBallDisabledRenderer->setVisible(false);
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}
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void Slider::onPressStateChangedToPressed()
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{
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_slidBallNormalRenderer->setVisible(false);
_slidBallPressedRenderer->setVisible(true);
_slidBallDisabledRenderer->setVisible(false);
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}
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void Slider::onPressStateChangedToDisabled()
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{
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_slidBallNormalRenderer->setVisible(false);
_slidBallPressedRenderer->setVisible(false);
_slidBallDisabledRenderer->setVisible(true);
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}
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std::string Slider::getDescription() const
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{
return "Slider";
}
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Widget* Slider::createCloneInstance()
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{
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return Slider::create();
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}
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void Slider::copySpecialProperties(Widget *widget)
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{
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Slider* slider = dynamic_cast<Slider*>(widget);
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if (slider)
{
_prevIgnoreSize = slider->_prevIgnoreSize;
setScale9Enabled(slider->_scale9Enabled);
loadBarTexture(slider->_textureFile.c_str(), slider->_barTexType);
loadProgressBarTexture(slider->_progressBarTextureFile.c_str(), slider->_progressBarTexType);
loadSlidBallTextureNormal(slider->_slidBallNormalTextureFile.c_str(), slider->_ballNTexType);
loadSlidBallTexturePressed(slider->_slidBallPressedTextureFile.c_str(), slider->_ballPTexType);
loadSlidBallTextureDisabled(slider->_slidBallDisabledTextureFile.c_str(), slider->_ballDTexType);
setPercent(slider->getPercent());
}
}
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}
NS_CC_END