mirror of https://github.com/axmolengine/axmol.git
519 lines
24 KiB
C++
519 lines
24 KiB
C++
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/****************************************************************************
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Copyright (c) 2013-2014 Chukong Technologies Inc.
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "CCLayoutExecutant.h"
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#include "UIWidget.h"
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NS_CC_BEGIN
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namespace ui {
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LayoutExecutant* LayoutExecutant::create()
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{
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LayoutExecutant* exe = new LayoutExecutant();
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if (exe)
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{
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exe->autorelease();
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return exe;
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}
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CC_SAFE_DELETE(exe);
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return nullptr;
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}
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LinearVerticalLayoutExecutant* LinearVerticalLayoutExecutant::create()
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{
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LinearVerticalLayoutExecutant* exe = new LinearVerticalLayoutExecutant();
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if (exe)
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{
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exe->autorelease();
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return exe;
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}
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CC_SAFE_DELETE(exe);
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return nullptr;
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}
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LinearHorizontalLayoutExecutant* LinearHorizontalLayoutExecutant::create()
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{
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LinearHorizontalLayoutExecutant* exe = new LinearHorizontalLayoutExecutant();
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if (exe)
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{
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exe->autorelease();
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return exe;
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}
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CC_SAFE_DELETE(exe);
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return nullptr;
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}
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RelativeLayoutExecutant* RelativeLayoutExecutant::create()
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{
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RelativeLayoutExecutant* exe = new RelativeLayoutExecutant();
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if (exe)
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{
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exe->autorelease();
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return exe;
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}
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CC_SAFE_DELETE(exe);
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return nullptr;
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}
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void LinearVerticalLayoutExecutant::doLayout(const cocos2d::Size &layoutSize, Vector<cocos2d::Node *> container)
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{
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float topBoundary = layoutSize.height;
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for (auto& subWidget : container)
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{
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Widget* child = dynamic_cast<Widget*>(subWidget);
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if (child)
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{
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LinearLayoutParameter* layoutParameter = dynamic_cast<LinearLayoutParameter*>(child->getLayoutParameter(LayoutParameter::Type::LINEAR));
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if (layoutParameter)
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{
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LinearLayoutParameter::LinearGravity childGravity = layoutParameter->getGravity();
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Vector2 ap = child->getAnchorPoint();
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Size cs = child->getSize();
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float finalPosX = ap.x * cs.width;
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float finalPosY = topBoundary - ((1.0f-ap.y) * cs.height);
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switch (childGravity)
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{
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case LinearLayoutParameter::LinearGravity::NONE:
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case LinearLayoutParameter::LinearGravity::LEFT:
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break;
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case LinearLayoutParameter::LinearGravity::RIGHT:
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finalPosX = layoutSize.width - ((1.0f - ap.x) * cs.width);
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break;
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case LinearLayoutParameter::LinearGravity::CENTER_HORIZONTAL:
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finalPosX = layoutSize.width / 2.0f - cs.width * (0.5f-ap.x);
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break;
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default:
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break;
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}
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Margin mg = layoutParameter->getMargin();
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finalPosX += mg.left;
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finalPosY -= mg.top;
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child->setPosition(Vector2(finalPosX, finalPosY));
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topBoundary = child->getBottomInParent() - mg.bottom;
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}
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}
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}
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}
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void LinearHorizontalLayoutExecutant::doLayout(const cocos2d::Size &layoutSize, Vector<cocos2d::Node *> container)
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{
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float leftBoundary = 0.0f;
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for (auto& subWidget : container)
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{
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Widget* child = dynamic_cast<Widget*>(subWidget);
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if (child)
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{
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LinearLayoutParameter* layoutParameter = dynamic_cast<LinearLayoutParameter*>(child->getLayoutParameter(LayoutParameter::Type::LINEAR));
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if (layoutParameter)
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{
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LinearLayoutParameter::LinearGravity childGravity = layoutParameter->getGravity();
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Vector2 ap = child->getAnchorPoint();
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Size cs = child->getSize();
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float finalPosX = leftBoundary + (ap.x * cs.width);
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float finalPosY = layoutSize.height - (1.0f - ap.y) * cs.height;
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switch (childGravity)
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{
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case LinearLayoutParameter::LinearGravity::NONE:
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case LinearLayoutParameter::LinearGravity::TOP:
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break;
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case LinearLayoutParameter::LinearGravity::BOTTOM:
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finalPosY = ap.y * cs.height;
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break;
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case LinearLayoutParameter::LinearGravity::CENTER_VERTICAL:
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finalPosY = layoutSize.height / 2.0f - cs.height * (0.5f - ap.y);
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break;
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default:
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break;
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}
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Margin mg = layoutParameter->getMargin();
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finalPosX += mg.left;
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finalPosY -= mg.top;
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child->setPosition(Vector2(finalPosX, finalPosY));
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leftBoundary = child->getRightInParent() + mg.right;
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}
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}
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}
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}
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void RelativeLayoutExecutant::doLayout(const cocos2d::Size &layoutSize, Vector<cocos2d::Node *> container)
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{
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ssize_t unlayoutChildCount = 0;
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Vector<Widget*> widgetChildren;
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for (auto& subWidget : container)
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{
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Widget* child = dynamic_cast<Widget*>(subWidget);
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if (child)
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{
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RelativeLayoutParameter* layoutParameter = dynamic_cast<RelativeLayoutParameter*>(child->getLayoutParameter(LayoutParameter::Type::RELATIVE));
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layoutParameter->_put = false;
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unlayoutChildCount++;
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widgetChildren.pushBack(child);
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}
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}
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while (unlayoutChildCount > 0)
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{
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for (auto& subWidget : widgetChildren)
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{
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Widget* child = static_cast<Widget*>(subWidget);
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RelativeLayoutParameter* layoutParameter = dynamic_cast<RelativeLayoutParameter*>(child->getLayoutParameter(LayoutParameter::Type::RELATIVE));
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if (layoutParameter)
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{
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if (layoutParameter->_put)
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{
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continue;
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}
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Vector2 ap = child->getAnchorPoint();
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Size cs = child->getSize();
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RelativeLayoutParameter::RelativeAlign align = layoutParameter->getAlign();
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const std::string relativeName = layoutParameter->getRelativeToWidgetName();
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Widget* relativeWidget = nullptr;
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RelativeLayoutParameter* relativeWidgetLP = nullptr;
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float finalPosX = 0.0f;
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float finalPosY = 0.0f;
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if (!relativeName.empty())
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{
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for (auto& sWidget : widgetChildren)
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{
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if (sWidget)
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{
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RelativeLayoutParameter* rlayoutParameter = dynamic_cast<RelativeLayoutParameter*>(sWidget->getLayoutParameter(LayoutParameter::Type::RELATIVE));
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if (rlayoutParameter && rlayoutParameter->getRelativeName() == relativeName)
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{
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relativeWidget = sWidget;
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relativeWidgetLP = rlayoutParameter;
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break;
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}
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}
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}
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}
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switch (align)
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{
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case RelativeLayoutParameter::RelativeAlign::NONE:
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case RelativeLayoutParameter::RelativeAlign::PARENT_TOP_LEFT:
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finalPosX = ap.x * cs.width;
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finalPosY = layoutSize.height - ((1.0f - ap.y) * cs.height);
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break;
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case RelativeLayoutParameter::RelativeAlign::PARENT_TOP_CENTER_HORIZONTAL:
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finalPosX = layoutSize.width * 0.5f - cs.width * (0.5f - ap.x);
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finalPosY = layoutSize.height - ((1.0f - ap.y) * cs.height);
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break;
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case RelativeLayoutParameter::RelativeAlign::PARENT_TOP_RIGHT:
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finalPosX = layoutSize.width - ((1.0f - ap.x) * cs.width);
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finalPosY = layoutSize.height - ((1.0f - ap.y) * cs.height);
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break;
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case RelativeLayoutParameter::RelativeAlign::PARENT_LEFT_CENTER_VERTICAL:
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finalPosX = ap.x * cs.width;
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finalPosY = layoutSize.height * 0.5f - cs.height * (0.5f - ap.y);
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break;
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case RelativeLayoutParameter::RelativeAlign::CENTER_IN_PARENT:
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finalPosX = layoutSize.width * 0.5f - cs.width * (0.5f - ap.x);
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finalPosY = layoutSize.height * 0.5f - cs.height * (0.5f - ap.y);
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break;
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case RelativeLayoutParameter::RelativeAlign::PARENT_RIGHT_CENTER_VERTICAL:
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finalPosX = layoutSize.width - ((1.0f - ap.x) * cs.width);
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finalPosY = layoutSize.height * 0.5f - cs.height * (0.5f - ap.y);
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break;
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case RelativeLayoutParameter::RelativeAlign::PARENT_LEFT_BOTTOM:
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finalPosX = ap.x * cs.width;
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finalPosY = ap.y * cs.height;
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break;
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case RelativeLayoutParameter::RelativeAlign::PARENT_BOTTOM_CENTER_HORIZONTAL:
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finalPosX = layoutSize.width * 0.5f - cs.width * (0.5f - ap.x);
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finalPosY = ap.y * cs.height;
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break;
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case RelativeLayoutParameter::RelativeAlign::PARENT_RIGHT_BOTTOM:
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finalPosX = layoutSize.width - ((1.0f - ap.x) * cs.width);
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finalPosY = ap.y * cs.height;
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break;
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case RelativeLayoutParameter::RelativeAlign::LOCATION_ABOVE_LEFTALIGN:
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if (relativeWidget)
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{
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if (relativeWidgetLP && !relativeWidgetLP->_put)
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{
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continue;
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}
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float locationBottom = relativeWidget->getTopInParent();
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float locationLeft = relativeWidget->getLeftInParent();
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finalPosY = locationBottom + ap.y * cs.height;
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finalPosX = locationLeft + ap.x * cs.width;
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}
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break;
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case RelativeLayoutParameter::RelativeAlign::LOCATION_ABOVE_CENTER:
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if (relativeWidget)
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{
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if (relativeWidgetLP && !relativeWidgetLP->_put)
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{
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continue;
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}
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Size rbs = relativeWidget->getSize();
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float locationBottom = relativeWidget->getTopInParent();
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finalPosY = locationBottom + ap.y * cs.height;
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finalPosX = relativeWidget->getLeftInParent() + rbs.width * 0.5f + ap.x * cs.width - cs.width * 0.5f;
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}
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break;
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case RelativeLayoutParameter::RelativeAlign::LOCATION_ABOVE_RIGHTALIGN:
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if (relativeWidget)
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{
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if (relativeWidgetLP && !relativeWidgetLP->_put)
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{
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continue;
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}
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float locationBottom = relativeWidget->getTopInParent();
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float locationRight = relativeWidget->getRightInParent();
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finalPosY = locationBottom + ap.y * cs.height;
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finalPosX = locationRight - (1.0f - ap.x) * cs.width;
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}
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break;
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case RelativeLayoutParameter::RelativeAlign::LOCATION_LEFT_OF_TOPALIGN:
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if (relativeWidget)
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{
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if (relativeWidgetLP && !relativeWidgetLP->_put)
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{
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continue;
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}
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float locationTop = relativeWidget->getTopInParent();
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float locationRight = relativeWidget->getLeftInParent();
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finalPosY = locationTop - (1.0f - ap.y) * cs.height;
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finalPosX = locationRight - (1.0f - ap.x) * cs.width;
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}
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break;
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case RelativeLayoutParameter::RelativeAlign::LOCATION_LEFT_OF_CENTER:
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if (relativeWidget)
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{
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if (relativeWidgetLP && !relativeWidgetLP->_put)
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{
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continue;
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}
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Size rbs = relativeWidget->getSize();
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float locationRight = relativeWidget->getLeftInParent();
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finalPosX = locationRight - (1.0f - ap.x) * cs.width;
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finalPosY = relativeWidget->getBottomInParent() + rbs.height * 0.5f + ap.y * cs.height - cs.height * 0.5f;
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}
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break;
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case RelativeLayoutParameter::RelativeAlign::LOCATION_LEFT_OF_BOTTOMALIGN:
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if (relativeWidget)
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{
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if (relativeWidgetLP && !relativeWidgetLP->_put)
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{
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continue;
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}
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float locationBottom = relativeWidget->getBottomInParent();
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float locationRight = relativeWidget->getLeftInParent();
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finalPosY = locationBottom + ap.y * cs.height;
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finalPosX = locationRight - (1.0f - ap.x) * cs.width;
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}
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break;
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case RelativeLayoutParameter::RelativeAlign::LOCATION_RIGHT_OF_TOPALIGN:
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if (relativeWidget)
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{
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if (relativeWidgetLP && !relativeWidgetLP->_put)
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{
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continue;
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}
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float locationTop = relativeWidget->getTopInParent();
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float locationLeft = relativeWidget->getRightInParent();
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finalPosY = locationTop - (1.0f - ap.y) * cs.height;
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finalPosX = locationLeft + ap.x * cs.width;
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}
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break;
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case RelativeLayoutParameter::RelativeAlign::LOCATION_RIGHT_OF_CENTER:
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if (relativeWidget)
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{
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if (relativeWidgetLP && !relativeWidgetLP->_put)
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{
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continue;
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}
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Size rbs = relativeWidget->getSize();
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float locationLeft = relativeWidget->getRightInParent();
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finalPosX = locationLeft + ap.x * cs.width;
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finalPosY = relativeWidget->getBottomInParent() + rbs.height * 0.5f + ap.y * cs.height - cs.height * 0.5f;
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}
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break;
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case RelativeLayoutParameter::RelativeAlign::LOCATION_RIGHT_OF_BOTTOMALIGN:
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if (relativeWidget)
|
||
|
|
{
|
||
|
|
if (relativeWidgetLP && !relativeWidgetLP->_put)
|
||
|
|
{
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
float locationBottom = relativeWidget->getBottomInParent();
|
||
|
|
float locationLeft = relativeWidget->getRightInParent();
|
||
|
|
finalPosY = locationBottom + ap.y * cs.height;
|
||
|
|
finalPosX = locationLeft + ap.x * cs.width;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_BELOW_LEFTALIGN:
|
||
|
|
if (relativeWidget)
|
||
|
|
{
|
||
|
|
if (relativeWidgetLP && !relativeWidgetLP->_put)
|
||
|
|
{
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
float locationTop = relativeWidget->getBottomInParent();
|
||
|
|
float locationLeft = relativeWidget->getLeftInParent();
|
||
|
|
finalPosY = locationTop - (1.0f - ap.y) * cs.height;
|
||
|
|
finalPosX = locationLeft + ap.x * cs.width;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_BELOW_CENTER:
|
||
|
|
if (relativeWidget)
|
||
|
|
{
|
||
|
|
if (relativeWidgetLP && !relativeWidgetLP->_put)
|
||
|
|
{
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
Size rbs = relativeWidget->getSize();
|
||
|
|
float locationTop = relativeWidget->getBottomInParent();
|
||
|
|
|
||
|
|
finalPosY = locationTop - (1.0f - ap.y) * cs.height;
|
||
|
|
finalPosX = relativeWidget->getLeftInParent() + rbs.width * 0.5f + ap.x * cs.width - cs.width * 0.5f;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_BELOW_RIGHTALIGN:
|
||
|
|
if (relativeWidget)
|
||
|
|
{
|
||
|
|
if (relativeWidgetLP && !relativeWidgetLP->_put)
|
||
|
|
{
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
float locationTop = relativeWidget->getBottomInParent();
|
||
|
|
float locationRight = relativeWidget->getRightInParent();
|
||
|
|
finalPosY = locationTop - (1.0f - ap.y) * cs.height;
|
||
|
|
finalPosX = locationRight - (1.0f - ap.x) * cs.width;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
Margin relativeWidgetMargin;
|
||
|
|
Margin mg = layoutParameter->getMargin();
|
||
|
|
if (relativeWidgetLP)
|
||
|
|
{
|
||
|
|
relativeWidgetMargin = relativeWidgetLP->getMargin();
|
||
|
|
}
|
||
|
|
//handle margin
|
||
|
|
switch (align)
|
||
|
|
{
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::NONE:
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::PARENT_TOP_LEFT:
|
||
|
|
finalPosX += mg.left;
|
||
|
|
finalPosY -= mg.top;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::PARENT_TOP_CENTER_HORIZONTAL:
|
||
|
|
finalPosY -= mg.top;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::PARENT_TOP_RIGHT:
|
||
|
|
finalPosX -= mg.right;
|
||
|
|
finalPosY -= mg.top;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::PARENT_LEFT_CENTER_VERTICAL:
|
||
|
|
finalPosX += mg.left;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::CENTER_IN_PARENT:
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::PARENT_RIGHT_CENTER_VERTICAL:
|
||
|
|
finalPosX -= mg.right;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::PARENT_LEFT_BOTTOM:
|
||
|
|
finalPosX += mg.left;
|
||
|
|
finalPosY += mg.bottom;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::PARENT_BOTTOM_CENTER_HORIZONTAL:
|
||
|
|
finalPosY += mg.bottom;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::PARENT_RIGHT_BOTTOM:
|
||
|
|
finalPosX -= mg.right;
|
||
|
|
finalPosY += mg.bottom;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_ABOVE_LEFTALIGN:
|
||
|
|
finalPosY += mg.bottom;
|
||
|
|
finalPosX += mg.left;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_ABOVE_RIGHTALIGN:
|
||
|
|
finalPosY += mg.bottom;
|
||
|
|
finalPosX -= mg.right;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_ABOVE_CENTER:
|
||
|
|
finalPosY += mg.bottom;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_LEFT_OF_TOPALIGN:
|
||
|
|
finalPosX -= mg.right;
|
||
|
|
finalPosY -= mg.top;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_LEFT_OF_BOTTOMALIGN:
|
||
|
|
finalPosX -= mg.right;
|
||
|
|
finalPosY += mg.bottom;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_LEFT_OF_CENTER:
|
||
|
|
finalPosX -= mg.right;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_RIGHT_OF_TOPALIGN:
|
||
|
|
finalPosX += mg.left;
|
||
|
|
finalPosY -= mg.top;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_RIGHT_OF_BOTTOMALIGN:
|
||
|
|
finalPosX += mg.left;
|
||
|
|
finalPosY += mg.bottom;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_RIGHT_OF_CENTER:
|
||
|
|
finalPosX += mg.left;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_BELOW_LEFTALIGN:
|
||
|
|
finalPosY -= mg.top;
|
||
|
|
finalPosX += mg.left;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_BELOW_RIGHTALIGN:
|
||
|
|
finalPosY -= mg.top;
|
||
|
|
finalPosX -= mg.right;
|
||
|
|
break;
|
||
|
|
case RelativeLayoutParameter::RelativeAlign::LOCATION_BELOW_CENTER:
|
||
|
|
finalPosY -= mg.top;
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
child->setPosition(Vector2(finalPosX, finalPosY));
|
||
|
|
layoutParameter->_put = true;
|
||
|
|
unlayoutChildCount--;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
widgetChildren.clear();
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
NS_CC_END
|