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#include "box.hpp"
#include <MyGUI_EditText.h>
namespace Gui
{
void AutoSizedWidget::notifySizeChange (MyGUI::Widget* w)
{
MyGUI::Widget * parent = w->getParent();
if (parent != nullptr)
{
if (mExpandDirection.isLeft())
{
int hdiff = getRequestedSize ().width - w->getSize().width;
w->setPosition(w->getPosition() - MyGUI::IntPoint(hdiff, 0));
}
w->setSize(getRequestedSize ());
while (parent != nullptr)
{
Box * b = dynamic_cast<Box*>(parent);
if (b)
b->notifyChildrenSizeChanged();
else
break;
parent = parent->getParent();
}
}
}
MyGUI::IntSize AutoSizedTextBox::getRequestedSize()
{
return getCaption().empty() ? MyGUI::IntSize{0, 0} : getTextSize();
}
void AutoSizedTextBox::setCaption(const MyGUI::UString& _value)
{
TextBox::setCaption(_value);
notifySizeChange (this);
}
void AutoSizedTextBox::setPropertyOverride(const std::string& _key, const std::string& _value)
{
if (_key == "ExpandDirection")
{
mExpandDirection = MyGUI::Align::parse (_value);
}
else
{
Gui::TextBox::setPropertyOverride (_key, _value);
}
}
int AutoSizedEditBox::getWidth()
{
// If the widget has the one short text line, we can shrink widget to avoid a lot of empty space.
int textWidth = mMaxWidth;
if (mShrink)
{
// MyGUI needs to know the widget size for wordwrapping, but we will know the widget size only after wordwrapping.
// To solve this issue, use the maximum tooltip width first for wordwrapping, then resize widget to its actual used space.
if (mWasResized)
{
int maxLineWidth = 0;
const MyGUI::VectorLineInfo & lines = getSubWidgetText()->castType<MyGUI::EditText>()->getLineInfo();
for (unsigned int i = 0; i < lines.size(); ++i)
maxLineWidth = std::max(maxLineWidth, lines[i].width);
textWidth = std::min(maxLineWidth, textWidth);
}
else
{
mWasResized = true;
}
}
return textWidth;
}
MyGUI::IntSize AutoSizedEditBox::getRequestedSize()
{
if (getAlign().isHStretch())
throw std::runtime_error("AutoSizedEditBox can't have HStretch align (" + getName() + ")");
return MyGUI::IntSize(getWidth(), getTextSize().height);
}
void AutoSizedEditBox::setCaption(const MyGUI::UString& _value)
{
EditBox::setCaption(_value);
mWasResized = false;
notifySizeChange (this);
}
void AutoSizedEditBox::initialiseOverride()
{
mMaxWidth = getSize().width;
Base::initialiseOverride();
setNeedKeyFocus(false);
setEditStatic(true);
}
void AutoSizedEditBox::setPropertyOverride(const std::string& _key, const std::string& _value)
{
if (_key == "ExpandDirection")
{
mExpandDirection = MyGUI::Align::parse (_value);
}
else if (_key == "Shrink")
{
mShrink = MyGUI::utility::parseValue<bool>(_value);
}
else
{
Gui::EditBox::setPropertyOverride (_key, _value);
}
}
MyGUI::IntSize AutoSizedButton::getRequestedSize()
{
MyGUI::IntSize padding(24, 8);
if (isUserString("TextPadding"))
padding = MyGUI::IntSize::parse(getUserString("TextPadding"));
MyGUI::IntSize size = getTextSize() + MyGUI::IntSize(padding.width,padding.height);
return size;
}
void AutoSizedButton::setCaption(const MyGUI::UString& _value)
{
Button::setCaption(_value);
notifySizeChange (this);
}
void AutoSizedButton::setPropertyOverride(const std::string& _key, const std::string& _value)
{
if (_key == "ExpandDirection")
{
mExpandDirection = MyGUI::Align::parse (_value);
}
else
{
Gui::Button::setPropertyOverride (_key, _value);
}
}
Box::Box()
: mSpacing(4)
, mPadding(0)
, mAutoResize(false)
{
}
void Box::notifyChildrenSizeChanged ()
{
align();
}
bool Box::_setPropertyImpl(const std::string& _key, const std::string& _value)
{
if (_key == "Spacing")
mSpacing = MyGUI::utility::parseValue<int>(_value);
else if (_key == "Padding")
mPadding = MyGUI::utility::parseValue<int>(_value);
else if (_key == "AutoResize")
mAutoResize = MyGUI::utility::parseValue<bool>(_value);
else
return false;
return true;
}
void HBox::align ()
{
unsigned int count = getChildCount ();
size_t h_stretched_count = 0;
int total_width = 0;
int total_height = 0;
std::vector< std::pair<MyGUI::IntSize, bool> > sizes;
sizes.resize(count);
for (unsigned int i = 0; i < count; ++i)
{
MyGUI::Widget* w = getChildAt(i);
bool hstretch = w->getUserString ("HStretch") == "true";
bool hidden = w->getUserString("Hidden") == "true";
if (hidden)
continue;
h_stretched_count += hstretch;
AutoSizedWidget* aw = dynamic_cast<AutoSizedWidget*>(w);
if (aw)
{
sizes[i] = std::make_pair(aw->getRequestedSize (), hstretch);
total_width += aw->getRequestedSize ().width;
total_height = std::max(total_height, aw->getRequestedSize ().height);
}
else
{
sizes[i] = std::make_pair(w->getSize(), hstretch);
total_width += w->getSize().width;
if (!(w->getUserString("VStretch") == "true"))
total_height = std::max(total_height, w->getSize().height);
}
if (i != count-1)
total_width += mSpacing;
}
if (mAutoResize && (total_width+mPadding*2 != getClientCoord().width || total_height+mPadding*2 != getClientCoord().height))
{
int xmargin = getSize().width - getClientCoord().width;
int ymargin = getSize().height - getClientCoord().height;
setSize(MyGUI::IntSize(total_width+mPadding*2 + xmargin, total_height+mPadding*2 + ymargin));
return;
}
int curX = 0;
for (unsigned int i = 0; i < count; ++i)
{
if (i == 0)
curX += mPadding;
MyGUI::Widget* w = getChildAt(i);
bool hidden = w->getUserString("Hidden") == "true";
if (hidden)
continue;
bool vstretch = w->getUserString ("VStretch") == "true";
int max_height = getClientCoord().height - mPadding*2;
int height = vstretch ? max_height : sizes[i].first.height;
MyGUI::IntCoord widgetCoord;
widgetCoord.left = curX;
widgetCoord.top = mPadding + (getClientCoord().height-mPadding*2 - height) / 2;
int width = 0;
if (sizes[i].second)
{
if (h_stretched_count == 0)
throw std::logic_error("unexpected");
width = sizes[i].first.width + (getClientCoord().width-mPadding*2 - total_width)/h_stretched_count;
}
else
width = sizes[i].first.width;
widgetCoord.width = width;
widgetCoord.height = height;
w->setCoord(widgetCoord);
curX += width;
if (i != count-1)
curX += mSpacing;
}
}
void HBox::setPropertyOverride(const std::string& _key, const std::string& _value)
{
if (!Box::_setPropertyImpl (_key, _value))
MyGUI::Widget::setPropertyOverride(_key, _value);
}
void HBox::setSize (const MyGUI::IntSize& _value)
{
MyGUI::Widget::setSize (_value);
align();
}
void HBox::setCoord (const MyGUI::IntCoord& _value)
{
MyGUI::Widget::setCoord (_value);
align();
}
void HBox::initialiseOverride()
{
Base::initialiseOverride();
MyGUI::Widget* client = nullptr;
assignWidget(client, "Client");
setWidgetClient(client);
}
void HBox::onWidgetCreated(MyGUI::Widget* _widget)
{
align();
}
MyGUI::IntSize HBox::getRequestedSize ()
{
MyGUI::IntSize size(0,0);
for (unsigned int i = 0; i < getChildCount (); ++i)
{
bool hidden = getChildAt(i)->getUserString("Hidden") == "true";
if (hidden)
continue;
AutoSizedWidget* w = dynamic_cast<AutoSizedWidget*>(getChildAt(i));
if (w)
{
MyGUI::IntSize requested = w->getRequestedSize ();
size.height = std::max(size.height, requested.height);
size.width = size.width + requested.width;
if (i != getChildCount()-1)
size.width += mSpacing;
}
else
{
MyGUI::IntSize requested = getChildAt(i)->getSize ();
size.height = std::max(size.height, requested.height);
if (getChildAt(i)->getUserString("HStretch") != "true")
size.width = size.width + requested.width;
if (i != getChildCount()-1)
size.width += mSpacing;
}
size.height += mPadding*2;
size.width += mPadding*2;
}
return size;
}
void VBox::align ()
{
unsigned int count = getChildCount ();
size_t v_stretched_count = 0;
int total_height = 0;
int total_width = 0;
std::vector< std::pair<MyGUI::IntSize, bool> > sizes;
sizes.resize(count);
for (unsigned int i = 0; i < count; ++i)
{
MyGUI::Widget* w = getChildAt(i);
bool hidden = w->getUserString("Hidden") == "true";
if (hidden)
continue;
bool vstretch = w->getUserString ("VStretch") == "true";
v_stretched_count += vstretch;
AutoSizedWidget* aw = dynamic_cast<AutoSizedWidget*>(w);
if (aw)
{
sizes[i] = std::make_pair(aw->getRequestedSize (), vstretch);
total_height += aw->getRequestedSize ().height;
total_width = std::max(total_width, aw->getRequestedSize ().width);
}
else
{
sizes[i] = std::make_pair(w->getSize(), vstretch);
total_height += w->getSize().height;
if (!(w->getUserString("HStretch") == "true"))
total_width = std::max(total_width, w->getSize().width);
}
if (i != count-1)
total_height += mSpacing;
}
if (mAutoResize && (total_width+mPadding*2 != getClientCoord().width || total_height+mPadding*2 != getClientCoord().height))
{
int xmargin = getSize().width - getClientCoord().width;
int ymargin = getSize().height - getClientCoord().height;
setSize(MyGUI::IntSize(total_width+mPadding*2 + xmargin, total_height+mPadding*2 + ymargin));
return;
}
int curY = 0;
for (unsigned int i = 0; i < count; ++i)
{
if (i==0)
curY += mPadding;
MyGUI::Widget* w = getChildAt(i);
bool hidden = w->getUserString("Hidden") == "true";
if (hidden)
continue;
bool hstretch = w->getUserString ("HStretch") == "true";
int maxWidth = getClientCoord().width - mPadding*2;
int width = hstretch ? maxWidth : sizes[i].first.width;
MyGUI::IntCoord widgetCoord;
widgetCoord.top = curY;
widgetCoord.left = mPadding + (getClientCoord().width-mPadding*2 - width) / 2;
int height = 0;
if (sizes[i].second)
{
if (v_stretched_count == 0)
throw std::logic_error("unexpected");
height = sizes[i].first.height + (getClientCoord().height-mPadding*2 - total_height)/v_stretched_count;
}
else
height = sizes[i].first.height;
widgetCoord.height = height;
widgetCoord.width = width;
w->setCoord(widgetCoord);
curY += height;
if (i != count-1)
curY += mSpacing;
}
}
void VBox::setPropertyOverride(const std::string& _key, const std::string& _value)
{
if (!Box::_setPropertyImpl (_key, _value))
MyGUI::Widget::setPropertyOverride(_key, _value);
}
void VBox::setSize (const MyGUI::IntSize& _value)
{
MyGUI::Widget::setSize (_value);
align();
}
void VBox::setCoord (const MyGUI::IntCoord& _value)
{
MyGUI::Widget::setCoord (_value);
align();
}
void VBox::initialiseOverride()
{
Base::initialiseOverride();
MyGUI::Widget* client = nullptr;
assignWidget(client, "Client");
setWidgetClient(client);
}
MyGUI::IntSize VBox::getRequestedSize ()
{
MyGUI::IntSize size(0,0);
for (unsigned int i = 0; i < getChildCount (); ++i)
{
bool hidden = getChildAt(i)->getUserString("Hidden") == "true";
if (hidden)
continue;
AutoSizedWidget* w = dynamic_cast<AutoSizedWidget*>(getChildAt(i));
if (w)
{
MyGUI::IntSize requested = w->getRequestedSize ();
size.width = std::max(size.width, requested.width);
size.height = size.height + requested.height;
if (i != getChildCount()-1)
size.height += mSpacing;
}
else
{
MyGUI::IntSize requested = getChildAt(i)->getSize ();
size.width = std::max(size.width, requested.width);
if (getChildAt(i)->getUserString("VStretch") != "true")
size.height = size.height + requested.height;
if (i != getChildCount()-1)
size.height += mSpacing;
}
size.height += mPadding*2;
size.width += mPadding*2;
}
return size;
}
void VBox::onWidgetCreated(MyGUI::Widget* _widget)
{
align();
}
Spacer::Spacer()
{
setUserString("HStretch", "true");
setUserString("VStretch", "true");
}
}
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