ui more error proning

This commit is contained in:
Eduardo Bart 2011-04-10 18:12:42 -03:00
parent 992e0a8a6b
commit dcbe4855bd
7 changed files with 62 additions and 132 deletions

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@ -1,120 +0,0 @@
/* The MIT License
*
* Copyright (c) 2010 OTClient, https://github.com/edubart/otclient
*
* 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.
*/
#ifndef ANCHORLAYOUT_H
#define ANCHORLAYOUT_H
#include "prerequisites.h"
#include "uiconstants.h"
enum EAnchorType {
ANCHOR_LEFT = 0,
ANCHOR_RIGHT,
ANCHOR_TOP,
ANCHOR_BOTTOM,
ANCHOR_HORIZONTAL_CENTER,
ANCHOR_VERTICAL_CENTER,
ANCHOR_NONE
};
class AnchorLayout;
typedef std::shared_ptr<AnchorLayout> AnchorLayoutPtr;
typedef std::weak_ptr<AnchorLayout> AnchorLayoutWeakPtr;
class AnchorLine
{
public:
AnchorLine() : m_anchorType(ANCHOR_NONE) { }
AnchorLine(const AnchorLine& other) :
m_relativeElement(other.m_relativeElement), m_anchorType(other.m_anchorType) { }
AnchorLine(AnchorLayoutPtr relativeElement, EAnchorType anchorType) :
m_relativeElement(relativeElement), m_anchorType(anchorType) { }
bool isValid() const { return (m_anchorType != ANCHOR_NONE && !m_relativeElement.expired()); }
int getPos() const;
EAnchorType getAnchorType() const { return m_anchorType; }
AnchorLayoutPtr getRelativeElement() const { return m_relativeElement.lock(); }
private:
AnchorLayoutWeakPtr m_relativeElement;
EAnchorType m_anchorType;
};
class AnchorLayout : public std::enable_shared_from_this<AnchorLayout>
{
public:
AnchorLayout() :
m_marginLeft(0),
m_marginRight(0),
m_marginTop(0),
m_marginBottom(0) { }
virtual ~AnchorLayout() { }
void setSize(const Size& size);
Size getSize() { return m_rect.size(); }
void setRect(const Rect& rect);
const Rect& getRect() const{ return m_rect; }
void addAnchor(EAnchorType type, const AnchorLine& anchorLine);
void anchorLeft(const AnchorLine& anchorLine) { addAnchor(ANCHOR_LEFT, anchorLine); }
void anchorRight(const AnchorLine& anchorLine) { addAnchor(ANCHOR_RIGHT, anchorLine); }
void anchorTop(const AnchorLine& anchorLine) { addAnchor(ANCHOR_TOP, anchorLine); }
void anchorBottom(const AnchorLine& anchorLine) { addAnchor(ANCHOR_BOTTOM, anchorLine); }
void anchorHorizontalCenter(const AnchorLine& anchorLine) { addAnchor(ANCHOR_HORIZONTAL_CENTER, anchorLine); }
void anchorVerticalCenter(const AnchorLine& anchorLine) { addAnchor(ANCHOR_VERTICAL_CENTER, anchorLine); }
AnchorLine left() { return AnchorLine(asAnchorLayout(), ANCHOR_LEFT); }
AnchorLine right() { return AnchorLine(asAnchorLayout(), ANCHOR_RIGHT); }
AnchorLine top() { return AnchorLine(asAnchorLayout(), ANCHOR_TOP); }
AnchorLine bottom() { return AnchorLine(asAnchorLayout(), ANCHOR_BOTTOM); }
AnchorLine horizontalCenter() { return AnchorLine(asAnchorLayout(), ANCHOR_HORIZONTAL_CENTER); }
AnchorLine verticalCenter() { return AnchorLine(asAnchorLayout(), ANCHOR_VERTICAL_CENTER); }
void setMargin(int top, int left, int bottom, int right) { m_marginLeft = left; m_marginRight = right; m_marginTop = top; m_marginBottom = bottom; recalculateAnchors(); }
void setMargin(int horizontal, int vertical) { m_marginLeft = m_marginRight = horizontal; m_marginTop = m_marginBottom = vertical; recalculateAnchors(); }
void setMargin(int margin) { m_marginLeft = m_marginRight = m_marginTop = m_marginBottom = margin; recalculateAnchors(); }
void setMarginLeft(int margin) { m_marginLeft = margin; recalculateAnchors(); }
void setMarginRight(int margin) { m_marginRight = margin; recalculateAnchors(); }
void setMarginTop(int margin) { m_marginTop = margin; recalculateAnchors(); }
void setMarginBottom(int margin) { m_marginBottom = margin; recalculateAnchors(); }
AnchorLayoutPtr asAnchorLayout() { return shared_from_this(); }
private:
void recalculateAnchors();
void addAnchoredElement(AnchorLayoutPtr anchoredElement);
AnchorLine m_anchors[6];
Rect m_rect;
int m_marginLeft;
int m_marginRight;
int m_marginTop;
int m_marginBottom;
std::list<AnchorLayoutWeakPtr> m_anchoredElements;
};
#endif // ANCHORLAYOUT_H

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@ -38,7 +38,6 @@ public:
void removeChild(UIElementPtr child);
UIElementPtr getChildById(const std::string& id);
//TODO: make this backwards
UIElementPtr recursiveGetChildById(const std::string& id);
virtual void render();

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@ -57,3 +57,22 @@ void UIElement::render()
if(m_skin)
m_skin->draw(this);
}
UIElementPtr UIElement::backwardsGetElementById(const std::string& id)
{
if(getId() == id)
return asUIElement();
UIElementPtr element;
if(asUIContainer()) {
element = asUIContainer()->recursiveGetChildById(id);
if(element)
return element;
}
if(getParent())
element = getParent()->backwardsGetElementById(id);
return element;
}

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@ -49,6 +49,8 @@ public:
virtual void render();
virtual bool onInputEvent(const InputEvent& event) { return false; }
UIElementPtr backwardsGetElementById(const std::string& id);
bool setSkin(const std::string& skinName);
void setSkin(UIElementSkin *skin);
UIElementSkin *getSkin() { return m_skin; }

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@ -46,35 +46,55 @@ int AnchorLine::getPos() const
return 0;
}
}
logError("anchor line of an element have expired");
logError("anchor line of an element has expired, your UI is missconfigured");
return 0;
}
void UILayout::setSize(const Size& size)
{
m_rect.setSize(size);
// rect updated, recalculate itself and anchored elements positions
recalculateAnchors();
}
void UILayout::setRect(const Rect& rect)
{
m_rect = rect;
// rect updated, recalculate itself and anchored elements positions
recalculateAnchors();
}
void UILayout::addAnchor(EAnchorType type, const AnchorLine& anchorLine)
bool UILayout::addAnchor(EAnchorType type, const AnchorLine& anchorLine)
{
if(!anchorLine.isValid()) {
logError("anchoring for an element has failed, got an invalid anchor line");
return;
// we can never anchor with itself
if(anchorLine.getRelativeElement() == asUILayout()) {
logError("anchoring with itself is not possible");
return false;
}
// check if this layout is already anchored with the relative element
// this only happens in missconfigurations
for(auto it = m_anchoredElements.begin(); it != m_anchoredElements.end(); ++it) {
if((*it).lock() == anchorLine.getRelativeElement()) {
logError("anchoring elements with each other is not possible");
return false;
}
}
// setup the anchor
m_anchors[type] = anchorLine;
anchorLine.getRelativeElement()->addAnchoredElement(asUILayout());
// recalculate itself and anchored elements
recalculateAnchors();
return true;
}
void UILayout::addAnchoredElement(UILayoutPtr anchoredElement)
{
// check if is already anchored
bool found = false;
for(auto it = m_anchoredElements.begin(); it != m_anchoredElements.end(); ++it) {
if((*it).lock() == anchoredElement) {
@ -82,13 +102,15 @@ void UILayout::addAnchoredElement(UILayoutPtr anchoredElement)
break;
}
}
// if not anchor it
if(!found)
m_anchoredElements.push_back(anchoredElement);
}
void UILayout::recalculateAnchors()
{
// horizontal
// recalculate horizontal position
if(m_anchors[ANCHOR_HORIZONTAL_CENTER].isValid()) {
m_rect.moveHorizontalCenter(m_anchors[ANCHOR_HORIZONTAL_CENTER].getPos() + m_marginLeft - m_marginRight);
} else {
@ -102,7 +124,7 @@ void UILayout::recalculateAnchors()
}
}
// vertical
// recalculate vertical position
if(m_anchors[ANCHOR_VERTICAL_CENTER].isValid()) {
m_rect.moveVerticalCenter(m_anchors[ANCHOR_VERTICAL_CENTER].getPos() + m_marginTop - m_marginBottom);
} else {
@ -116,6 +138,7 @@ void UILayout::recalculateAnchors()
}
}
// recalculate anchored elements positions
for(auto it = m_anchoredElements.begin(); it != m_anchoredElements.end(); ++it) {
UILayoutPtr element = (*it).lock();
if(element)

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@ -52,6 +52,7 @@ public:
m_relativeElement(relativeElement), m_anchorType(anchorType) { }
bool isValid() const { return (m_anchorType != ANCHOR_NONE && !m_relativeElement.expired()); }
/// Get the position relative to this anchor line
int getPos() const;
EAnchorType getAnchorType() const { return m_anchorType; }
UILayoutPtr getRelativeElement() const { return m_relativeElement.lock(); }
@ -74,10 +75,13 @@ public:
void setSize(const Size& size);
Size getSize() { return m_rect.size(); }
/// Set the layout rect, always absolute position
void setRect(const Rect& rect);
/// Get layout size, it always return the absolute position
const Rect& getRect() const{ return m_rect; }
void addAnchor(EAnchorType type, const AnchorLine& anchorLine);
// anchors add methods
bool addAnchor(EAnchorType type, const AnchorLine& anchorLine);
void anchorLeft(const AnchorLine& anchorLine) { addAnchor(ANCHOR_LEFT, anchorLine); }
void anchorRight(const AnchorLine& anchorLine) { addAnchor(ANCHOR_RIGHT, anchorLine); }
void anchorTop(const AnchorLine& anchorLine) { addAnchor(ANCHOR_TOP, anchorLine); }
@ -85,6 +89,7 @@ public:
void anchorHorizontalCenter(const AnchorLine& anchorLine) { addAnchor(ANCHOR_HORIZONTAL_CENTER, anchorLine); }
void anchorVerticalCenter(const AnchorLine& anchorLine) { addAnchor(ANCHOR_VERTICAL_CENTER, anchorLine); }
// anchor lines
AnchorLine left() { return AnchorLine(asUILayout(), ANCHOR_LEFT); }
AnchorLine right() { return AnchorLine(asUILayout(), ANCHOR_RIGHT); }
AnchorLine top() { return AnchorLine(asUILayout(), ANCHOR_TOP); }
@ -92,10 +97,10 @@ public:
AnchorLine horizontalCenter() { return AnchorLine(asUILayout(), ANCHOR_HORIZONTAL_CENTER); }
AnchorLine verticalCenter() { return AnchorLine(asUILayout(), ANCHOR_VERTICAL_CENTER); }
// margins
void setMargin(int top, int left, int bottom, int right) { m_marginLeft = left; m_marginRight = right; m_marginTop = top; m_marginBottom = bottom; recalculateAnchors(); }
void setMargin(int horizontal, int vertical) { m_marginLeft = m_marginRight = horizontal; m_marginTop = m_marginBottom = vertical; recalculateAnchors(); }
void setMargin(int margin) { m_marginLeft = m_marginRight = m_marginTop = m_marginBottom = margin; recalculateAnchors(); }
void setMarginLeft(int margin) { m_marginLeft = margin; recalculateAnchors(); }
void setMarginRight(int margin) { m_marginRight = margin; recalculateAnchors(); }
void setMarginTop(int margin) { m_marginTop = margin; recalculateAnchors(); }
@ -104,6 +109,7 @@ public:
UILayoutPtr asUILayout() { return shared_from_this(); }
private:
/// Recalculate itself and anchored elements positions
void recalculateAnchors();
void addAnchoredElement(UILayoutPtr anchoredElement);

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@ -241,13 +241,14 @@ void UILoader::loadElementAnchor(const UIElementPtr& element, EAnchorType type,
if(relativeElementId == "parent" && element->getParent()) {
relativeElement = element->getParent()->asUILayout();
} else {
UIElementPtr tmp = UIContainer::getRootContainer()->recursiveGetChildById(relativeElementId);
UIElementPtr tmp = element->backwardsGetElementById(relativeElementId);
if(tmp)
relativeElement = tmp->asUILayout();
}
if(relativeElement) {
element->addAnchor(type, AnchorLine(relativeElement, relativeAnchorType));
if(!element->addAnchor(type, AnchorLine(relativeElement, relativeAnchorType)))
throw YAML::Exception(node.GetMark(), "error while processing anchors");
} else {
throw YAML::Exception(node.GetMark(), "anchoring failed, does the relative element really exists?");
}