float FalagardSlider::getValueFromThumb(void) const
{
Slider* w = (Slider*)d_window;
// get area the thumb is supposed to use as it's area.
const WidgetLookFeel& wlf = getLookNFeel();
const Rectf area(wlf.getNamedArea("ThumbTrackArea").getArea().getPixelRect(*w));
// get accesss to the thumb
Thumb* theThumb = w->getThumb();
// slider is vertical
if (d_vertical)
{
// pixel extent of total available area the thumb moves in
float slideExtent = area.getHeight() - theThumb->getPixelSize().d_height;
// calculate value represented by current thumb position
float thumbValue = (CoordConverter::asAbsolute(
theThumb->getYPosition(), w->getPixelSize().d_height) - area.top()) / (slideExtent / w->getMaxValue());
// return final thumb value according to slider settings
return d_reversed ? thumbValue : w->getMaxValue() - thumbValue;
}
// slider is horizontal
else
{
// pixel extent of total available area the thumb moves in
float slideExtent = area.getWidth() - theThumb->getPixelSize().d_width;
// calculate value represented by current thumb position
float thumbValue = (CoordConverter::asAbsolute(
theThumb->getXPosition(), w->getPixelSize().d_width) - area.left()) / (slideExtent / w->getMaxValue());
// return final thumb value according to slider settings
return d_reversed ? w->getMaxValue() - thumbValue : thumbValue;
}
}
void FalagardMultiLineEditbox::cacheEditboxBaseImagery()
{
MultiLineEditbox* w = (MultiLineEditbox*)d_window;
const StateImagery* imagery;
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
String state;
if (w->isEffectiveDisabled())
state = "Disabled";
else
{
if (w->isReadOnly())
state = "ReadOnly";
else
state = "Enabled";
if (w->isFocused())
state += "Focused";
}
// try and get imagery for our current state
imagery = &wlf.getStateImagery(state);
// perform the rendering operation.
imagery->render(*w);
}
void FalagardFrameWindow::render()
{
FrameWindow* w = (FrameWindow*)d_window;
// do not render anything for the rolled-up state.
if (w->isRolledup())
return;
// build state name
String stateName(w->isDisabled() ? "Disabled" : (w->isActive() ? "Active" : "Inactive"));
stateName += w->getTitlebar()->isVisible() ? "WithTitle" : "NoTitle";
stateName += w->isFrameEnabled() ? "WithFrame" : "NoFrame";
const StateImagery* imagery;
try
{
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
// try and get imagery for our current state
imagery = &wlf.getStateImagery(stateName);
}
catch (UnknownObjectException&)
{
// log error so we know imagery is missing, and then quit.
return;
}
// peform the rendering operation.
imagery->render(*w);
}
Rectf FalagardMultiColumnList::getListRenderArea(void) const
{
MultiColumnList* w = (MultiColumnList*)d_window;
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
bool v_visible = w->getVertScrollbar()->isVisible();
bool h_visible = w->getHorzScrollbar()->isVisible();
// if either of the scrollbars are visible, we might want to use another item rendering area
if (v_visible || h_visible)
{
String area_name("ItemRenderingArea");
if (h_visible)
{
area_name += "H";
}
if (v_visible)
{
area_name += "V";
}
area_name += "Scroll";
if (wlf.isNamedAreaDefined(area_name))
{
return wlf.getNamedArea(area_name).getArea().getPixelRect(*w);
}
}
// default to plain ItemRenderingArea
return wlf.getNamedArea("ItemRenderingArea").getArea().getPixelRect(*w);
}
void FalagardTabButton::render()
{
TabButton* w = (TabButton*)d_window;
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
TabControl* tc = static_cast<TabControl*>(w->getParent()->getParent());
String state;
String prefix((tc->getTabPanePosition() == TabControl::Top) ? "Top" : "Bottom");
if (w->isDisabled())
state = "Disabled";
else if (w->isSelected())
state = "Selected";
else if (w->isPushed())
state = "Pushed";
else if (w->isHovering())
state = "Hover";
else
state = "Normal";
if (!wlf.isStateImageryPresent(prefix + state))
{
state = "Normal";
if (!wlf.isStateImageryPresent(prefix + state))
prefix = "";
}
wlf.getStateImagery(prefix + state).render(*w);
}
void FalagardStatic::render()
{
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
bool is_enabled = !d_window->isDisabled();
// render frame section
if (d_frameEnabled)
{
wlf.getStateImagery(is_enabled ? "EnabledFrame" : "DisabledFrame").render(*d_window);
}
// render background section
if (d_backgroundEnabled)
{
const StateImagery* imagery;
if (d_frameEnabled)
{
imagery = &wlf.getStateImagery(is_enabled ? "WithFrameEnabledBackground" : "WithFrameDisabledBackground");
}
else
{
imagery = &wlf.getStateImagery(is_enabled ? "NoFrameEnabledBackground" : "NoFrameDisabledBackground");
}
// peform the rendering operation.
imagery->render(*d_window);
}
// render basic imagery
wlf.getStateImagery(is_enabled ? "Enabled" : "Disabled").render(*d_window);
}
Rect FalagardItemListbox::getItemRenderArea(void) const
{
ItemListbox* lb = static_cast<ItemListbox*>(d_window);
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
bool v_visible = lb->getVertScrollbar()->isVisible(true);
bool h_visible = lb->getHorzScrollbar()->isVisible(true);
// if either of the scrollbars are visible, we might want to use another text rendering area
if (v_visible || h_visible)
{
String area_name("ItemRenderArea");
if (h_visible)
{
area_name.push_back('H');
}
if (v_visible)
{
area_name.push_back('V');
}
area_name += "Scroll";
if (wlf.isNamedAreaDefined(area_name))
{
return wlf.getNamedArea(area_name).getArea().getPixelRect(*lb);
}
}
// default to plain ItemRenderArea
return wlf.getNamedArea("ItemRenderArea").getArea().getPixelRect(*lb);
}
void FalagardButton::render()
{
ButtonBase* w = (ButtonBase*)d_window;
const WidgetLookFeel& wlf = getLookNFeel();
bool norm = false;
String state;
if (w->isEffectiveDisabled())
{
state = "Disabled";
}
else if (w->isPushed())
{
state = w->isHovering() ? "Pushed" : "PushedOff";
}
else if (w->isHovering())
{
state = "Hover";
}
else
{
state = "Normal";
norm = true;
}
if (!norm && !wlf.isStateImageryPresent(actualStateName(state)))
{
state = "Normal";
}
wlf.getStateImagery(actualStateName(state)).render(*w);
}
void FalagardTooltip::render()
{
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
// try and get imagery for our current state
const StateImagery* imagery = &wlf.getStateImagery(d_window->isEffectiveDisabled() ? "Disabled" : "Enabled");
// peform the rendering operation.
imagery->render(*d_window);
}
void FalagardListHeader::render()
{
const StateImagery* imagery;
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
// render basic imagery
imagery = &wlf.getStateImagery(d_window->isEffectiveDisabled() ? "Disabled" : "Enabled");
imagery->render(*d_window);
}
void FalagardProgressBarEx::render()
{
const StateImagery* imagery;
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
// try and get imagery for our current state
imagery = &wlf.getStateImagery(d_window->isDisabled() ? "Disabled" : "Enabled");
// peform the rendering operation.
imagery->render(*d_window);
// get imagery for actual progress rendering
imagery = &wlf.getStateImagery(d_window->isDisabled() ? "DisabledProgress" : "EnabledProgress");
// get target rect for this imagery
Rect progressRect(wlf.getNamedArea("ProgressArea").getArea().getPixelRect(*d_window));
// calculate a clipper according to the current progress.
Rect progressClipper(progressRect);
ProgressBar* w = (ProgressBar*)d_window;
if (d_vertical)
{
float height = PixelAligned(progressClipper.getHeight() * w->getProgress());
if (d_reversed)
{
progressClipper.setHeight(height);
}
else
{
progressClipper.d_top = progressClipper.d_bottom - height;
}
}
else
{
float width = PixelAligned(progressClipper.getWidth() * w->getProgress());
if (d_reversed)
{
progressClipper.d_left = progressClipper.d_right - width;
}
else
{
progressClipper.setWidth(width);
}
}
// peform the rendering operation.
imagery->render(*d_window, progressRect, 0, &progressClipper);
// perform the text rendering operation
imagery = &wlf.getStateImagery("Label");
imagery->render(*d_window);
}
void FalagardMultiColumnList::cacheListboxBaseImagery()
{
const StateImagery* imagery;
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
// try and get imagery for our current state
imagery = &wlf.getStateImagery(d_window->isEffectiveDisabled() ? "Disabled" : "Enabled");
// peform the rendering operation.
imagery->render(*d_window);
}
//----------------------------------------------------------------------------//
void FalagardTreeView::onLookNFeelAssigned()
{
const WidgetLookFeel& wlf = getLookNFeel();
d_subtreeExpanderImagery = &wlf.getImagerySection("SubtreeExpander");
d_subtreeCollapserImagery = &wlf.getImagerySection("SubtreeCollapser");
Sizef open_size = getImagerySize(*d_subtreeExpanderImagery);
Sizef close_size = getImagerySize(*d_subtreeCollapserImagery);
d_subtreeExpanderImagerySize = Sizef(
(open_size.d_width + close_size.d_width) / 2.0f + getView()->getSubtreeExpanderMargin(),
(open_size.d_height + close_size.d_height) / 2.0f + getView()->getSubtreeExpanderMargin());
}
void FalagardMultiLineEditbox::cacheEditboxBaseImagery()
{
MultiLineEditbox* w = (MultiLineEditbox*)d_window;
const StateImagery* imagery;
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
// try and get imagery for our current state
imagery = &wlf.getStateImagery(w->isEffectiveDisabled() ? "Disabled" : (w->isReadOnly() ? "ReadOnly" : "Enabled"));
// peform the rendering operation.
imagery->render(*w);
}
//------------------------------------------------------------------------------//
void InventoryItemRenderer::render()
{
const WidgetLookFeel& wlf = getLookNFeel();
InventoryItem* item = dynamic_cast<InventoryItem*>(d_window);
if (!item)
// render basic imagery
wlf.getStateImagery(d_window->isDisabled() ? "Disabled" : "Enabled").render(*d_window);
if (item->isBeingDragged())
wlf.getStateImagery(item->currentDropTargetIsValid() ? "DraggingValidTarget" : "DraggingInvalidTarget").render(*item);
else
wlf.getStateImagery("Normal").render(*item);
}
Rect FalagardFrameWindow::getUnclippedInnerRect(void) const
{
FrameWindow* w = (FrameWindow*)d_window;
if (w->isRolledup())
return Rect(0,0,0,0);
// build name of area to fetch
String areaName("Client");
areaName += w->getTitlebar()->isVisible() ? "WithTitle" : "NoTitle";
areaName += w->isFrameEnabled() ? "WithFrame" : "NoFrame";
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
return wlf.getNamedArea(areaName).getArea().getPixelRect(*w, w->getUnclippedPixelRect());
}
Sizef FalagardTooltip::getTextSize() const
{
Tooltip* w = (Tooltip*)d_window;
Sizef sz(w->getTextSize_impl());
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
const Rectf textArea(wlf.getNamedArea("TextArea").getArea().getPixelRect(*w));
const Rectf wndArea(CoordConverter::asAbsolute(w->getArea(), w->getParentPixelSize()));
sz.d_width = CoordConverter::alignToPixels(sz.d_width + wndArea.getWidth() - textArea.getWidth());
sz.d_height = CoordConverter::alignToPixels(sz.d_height + wndArea.getHeight() - textArea.getHeight());
return sz;
}
//----------------------------------------------------------------------------//
void FalagardMenuItem::render()
{
MenuItem* w = (MenuItem*)d_window;
// build name of state we're in
String stateName(w->isEffectiveDisabled() ? "Disabled" : "Enabled");
String suffix;
// only show opened imagery if the menu items popup window is not closing
// (otherwise it might look odd)
if (w->isOpened() && !(w->hasAutoPopup() && w->isPopupClosing()))
suffix = "PopupOpen";
else if (w->isPushed())
suffix = w->isHovering() ? "Pushed" : "PushedOff";
else if (w->isHovering())
suffix = "Hover";
else
suffix = "Normal";
const StateImagery* imagery;
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
// try and get imagery for our current state
if (wlf.isStateImageryPresent(stateName + suffix))
{
imagery = &wlf.getStateImagery(stateName + suffix);
}
else
{
imagery = &wlf.getStateImagery(stateName + "Normal");
}
// peform the rendering operation.
imagery->render(*w);
// only draw popup-open/closed-icon if we have a popup menu, and parent is not a menubar
Window* parent_window = w->getParent();
bool not_menubar = (!parent_window) ? true : !dynamic_cast<Menubar*>(parent_window);
if (w->getPopupMenu() && not_menubar)
{
// get imagery for popup open/closed state
imagery = &wlf.getStateImagery(w->isOpened() ? "PopupOpenIcon" : "PopupClosedIcon");
// peform the rendering operation.
imagery->render(*w);
}
}
//----------------------------------------------------------------------------//
void FalagardListView::render()
{
const StateImagery* imagery;
const WidgetLookFeel& wlf = getLookNFeel();
ListView* list_view = static_cast<ListView*>(d_window);
list_view->prepareForRender();
bool has_focused_state =
list_view->isFocused() && wlf.isStateImageryPresent("EnabledFocused");
imagery = &wlf.getStateImagery(
list_view->isEffectiveDisabled() ? "Disabled" :
(has_focused_state ? "EnabledFocused" : "Enabled"));
imagery->render(*list_view);
render(list_view);
}
//----------------------------------------------------------------------------//
void FalagardTreeView::render()
{
const WidgetLookFeel& wlf = getLookNFeel();
TreeView* tree_view = getView();
tree_view->prepareForRender();
bool has_focused_state =
tree_view->isFocused() && wlf.isStateImageryPresent("EnabledFocused");
const StateImagery* imagery = &wlf.getStateImagery(
tree_view->isEffectiveDisabled() ? "Disabled" :
(has_focused_state ? "EnabledFocused" : "Enabled"));
imagery->render(*tree_view);
Rectf items_area(getViewRenderArea());
glm::vec2 item_pos(getItemRenderStartPosition(tree_view, items_area));
renderTreeItem(tree_view, items_area, item_pos, &tree_view->getRootItemState(), 0);
}
void FalagardMultiLineEditbox::cacheCaretImagery(const Rectf& textArea)
{
MultiLineEditbox* w = (MultiLineEditbox*)d_window;
const Font* fnt = w->getFont();
// require a font so that we can calculate caret position.
if (fnt)
{
// get line that caret is in
size_t caretLine = w->getLineNumberFromIndex(w->getCaretIndex());
const MultiLineEditbox::LineList& d_lines = w->getFormattedLines();
// if caret line is valid.
if (caretLine < d_lines.size())
{
// calculate pixel offsets to where caret should be drawn
size_t caretLineIdx = w->getCaretIndex() - d_lines[caretLine].d_startIdx;
float ypos = caretLine * fnt->getLineSpacing();
float xpos = fnt->getTextAdvance(w->getText().substr(d_lines[caretLine].d_startIdx, caretLineIdx));
// // get base offset to target layer for cursor.
// Renderer* renderer = System::getSingleton().getRenderer();
// float baseZ = renderer->getZLayer(7) - renderer->getCurrentZ();
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
// get caret imagery
const ImagerySection& caretImagery = wlf.getImagerySection("Caret");
// calculate finat destination area for caret
Rectf caretArea;
caretArea.left(textArea.left() + xpos);
caretArea.top(textArea.top() + ypos);
caretArea.setWidth(caretImagery.getBoundingRect(*w).getSize().d_width);
caretArea.setHeight(fnt->getLineSpacing());
caretArea.offset(Vector2f(-w->getHorzScrollbar()->getScrollPosition(), -w->getVertScrollbar()->getScrollPosition()));
// cache the caret image for rendering.
caretImagery.render(*w, caretArea, 0, &textArea);
}
}
}
float FalagardScrollbar::getValueFromThumb(void) const
{
Scrollbar* w = (Scrollbar*)d_window;
const WidgetLookFeel& wlf = getLookNFeel();
const Rectf area(wlf.getNamedArea("ThumbTrackArea").getArea().getPixelRect(*w));
Thumb* theThumb = w->getThumb();
float posExtent = w->getDocumentSize() - w->getPageSize();
if (d_vertical)
{
float slideExtent = area.getHeight() - theThumb->getPixelSize().d_height;
return (CoordConverter::asAbsolute(theThumb->getYPosition(), w->getPixelSize().d_height) - area.top()) / (slideExtent / posExtent);
}
else
{
float slideExtent = area.getWidth() - theThumb->getPixelSize().d_width;
return (CoordConverter::asAbsolute(theThumb->getXPosition(), w->getPixelSize().d_width) - area.left()) / (slideExtent / posExtent);
}
}
void FalagardItemEntry::render()
{
ItemEntry* item = static_cast<ItemEntry*>(d_window);
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
const StateImagery* imagery;
// render basic imagery
String state = item->isDisabled() ? "Disabled" : "Enabled";
if (item->isSelectable() && item->isSelected())
{
imagery = &wlf.getStateImagery(item->isDisabled()?"SelectedDisabled":"SelectedEnabled");
}
else
{
imagery = &wlf.getStateImagery(item->isDisabled()?"Disabled":"Enabled");
}
imagery->render(*d_window);
}
Rectf FalagardItemListbox::getItemRenderingArea(bool hscroll,
bool vscroll) const
{
const ItemListbox* const lb = static_cast<ItemListbox*>(d_window);
const WidgetLookFeel& wlf = getLookNFeel();
const String area_name("ItemRenderArea");
const String alternate_name("ItemRenderingArea");
const String scroll_suffix(
vscroll ? hscroll ? "HVScroll" : "VScroll" : hscroll ? "HScroll" : "");
if (wlf.isNamedAreaDefined(area_name + scroll_suffix))
return wlf.getNamedArea(area_name + scroll_suffix).getArea().getPixelRect(*lb);
if (wlf.isNamedAreaDefined(alternate_name + scroll_suffix))
return wlf.getNamedArea(alternate_name + scroll_suffix).getArea().getPixelRect(*lb);
// default to plain ItemRenderingArea
if (wlf.isNamedAreaDefined(area_name))
return wlf.getNamedArea(area_name).getArea().getPixelRect(*lb);
else
return wlf.getNamedArea(alternate_name).getArea().getPixelRect(*lb);
}
Rect FalagardMenubar::getItemRenderArea(void) const
{
const WidgetLookFeel& wlf = getLookNFeel();
return wlf.getNamedArea("ItemRenderArea").getArea().getPixelRect(*d_window);
}
void FalagardListHeaderSegment::render()
{
ListHeaderSegment* w = (ListHeaderSegment*)d_window;
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
const StateImagery* imagery;
// get imagery for main state.
if (w->isDisabled())
{
imagery = &wlf.getStateImagery("Disabled");
}
else if ((w->isSegmentHovering() != w->isSegmentPushed()) && !w->isSplitterHovering() && w->isClickable())
{
imagery = &wlf.getStateImagery("Hover");
}
else if (w->isSplitterHovering())
{
imagery = &wlf.getStateImagery("SplitterHover");
}
else
{
imagery = &wlf.getStateImagery("Normal");
}
// do main rendering
imagery->render(*w);
// Render sorting icon as needed
ListHeaderSegment::SortDirection sort_dir = w->getSortDirection();
if (sort_dir == ListHeaderSegment::Ascending)
{
imagery = &wlf.getStateImagery("AscendingSortIcon");
imagery->render(*w);
}
else if (sort_dir == ListHeaderSegment::Descending)
{
imagery = &wlf.getStateImagery("DescendingSortIcon");
imagery->render(*w);
}
// draw ghost copy if the segment is being dragged.
if (w->isBeingDragMoved())
{
Size pixel_size = w->getPixelSize();
Rect targetArea(0, 0, pixel_size.d_width, pixel_size.d_height);
targetArea.offset(w->getDragMoveOffset());
imagery = &wlf.getStateImagery("DragGhost");
imagery->render(*w, targetArea);
// Render sorting icon as needed
if (sort_dir == ListHeaderSegment::Ascending)
{
imagery = &wlf.getStateImagery("GhostAscendingSortIcon");
imagery->render(*w, targetArea);
}
else if (sort_dir == ListHeaderSegment::Descending)
{
imagery = &wlf.getStateImagery("GhostDescendingSortIcon");
imagery->render(*w, targetArea);
}
}
}
Size FalagardItemEntry::getItemPixelSize() const
{
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
return wlf.getNamedArea("ContentSize").getArea().getPixelRect(*d_window).getSize();
}
//----------------------------------------------------------------------------//
void FalagardEditbox::render()
{
Editbox* w = static_cast<Editbox*>(d_window);
const StateImagery* imagery;
// draw container etc
// get WidgetLookFeel for the assigned look.
const WidgetLookFeel& wlf = getLookNFeel();
// try and get imagery for the approprite state.
imagery = &wlf.getStateImagery(
w->isDisabled() ? "Disabled" : (w->isReadOnly() ? "ReadOnly" : "Enabled"));
// peform the rendering operation for the container.
imagery->render(*w);
// get destination area for text
const Rect textArea(wlf.getNamedArea("TextArea").getArea().getPixelRect(*w));
//
// Required preliminary work for text rendering operations
//
Font* font = w->getFont();
// no font == no more rendering
if (!font)
return;
// This will point to the final string to be used for rendering. Useful
// because it means we do not have to have duplicate code or be copying
// getText() for handling masked/unmasked text.
String* editText;
// Create a 'masked' version of the string if needed.
String maskedText, windowText;
if (w->isTextMasked())
{
maskedText.insert(0, w->getText().length(), w->getMaskCodePoint());
editText = &maskedText;
}
// text not masked to editText will be the windows getText() String.
else
{
windowText = w->getTextVisual();
editText = &windowText;
}
// calculate best position to render text to ensure carat is always visible
float textOffset;
size_t cartIndex = w->getCaratIndex();
#ifdef CEGUI_BIDI_SUPPORT
// the char before the cart bidi type
bool currCharIsRtl = false;
if ((editText->size() > 0) && (cartIndex > 0))
{
size_t curCartIndex = w->getCaratIndex();
BidiCharType charBeforeCartType = w->getBiDiVisualMapping()->
getBidiCharType((*editText)[curCartIndex - 1]);
// for neutral chars you decide by the char after
for (; BCT_NEUTRAL == charBeforeCartType &&
(editText->size() > curCartIndex); curCartIndex++)
{
charBeforeCartType = w->getBiDiVisualMapping()->
getBidiCharType((*editText)[curCartIndex - 1]);
}
currCharIsRtl = (BCT_RIGHT_TO_LEFT == charBeforeCartType);
}
bool isFirstChar = cartIndex == 0;
// the pos is by the char before
if (!isFirstChar)
cartIndex--;
// we need to find the cart pos by the logical to visual map
if (w->getBiDiVisualMapping()->getV2lMapping().size() > cartIndex)
cartIndex = w->getBiDiVisualMapping()->getL2vMapping()[cartIndex];
// for non RTL char - the cart pos is after the char
if (!currCharIsRtl)
cartIndex++;
// if first char is not rtl - we need to stand at the start of the line
if (isFirstChar)
{
bool firstCharRtl =
(editText->size() > 0) &&
(BCT_RIGHT_TO_LEFT == w->getBiDiVisualMapping()->
getBidiCharType((*editText)[0]));
if (!firstCharRtl)
cartIndex--;
}
#endif
float extentToCarat = font->getTextExtent(editText->substr(0, cartIndex));
// get carat imagery
const ImagerySection& caratImagery = wlf.getImagerySection("Carat");
// store carat width
float caratWidth = caratImagery.getBoundingRect(*w, textArea).getWidth();
// if box is inactive
if (!w->hasInputFocus())
textOffset = d_lastTextOffset;
// if carat is to the left of the box
else if ((d_lastTextOffset + extentToCarat) < 0)
textOffset = -extentToCarat;
// if carat is off to the right.
else if ((d_lastTextOffset + extentToCarat) >= (textArea.getWidth() - caratWidth))
textOffset = textArea.getWidth() - extentToCarat - caratWidth;
// else carat is already within the box
else
textOffset = d_lastTextOffset;
ColourRect colours;
float alpha_comp = w->getEffectiveAlpha();
//
// Draw label text
//
// setup initial rect for text formatting
Rect text_part_rect(textArea);
// allow for scroll position
text_part_rect.d_left += textOffset;
// centre text vertically within the defined text area
text_part_rect.d_top += (textArea.getHeight() - font->getFontHeight()) * 0.5f;
// get unhighlighted text colour (saves accessing property twice)
colour unselectedColour(getUnselectedTextColour());
// see if the editbox is active or inactive.
bool active = (!w->isReadOnly()) && w->hasInputFocus();
#ifdef CEGUI_BIDI_SUPPORT
if (w->getSelectionLength() == 0)
{
// no highlighted text - we can draw the whole thing
colours.setColours(unselectedColour);
colours.modulateAlpha(alpha_comp);
font->drawText(w->getGeometryBuffer(), *editText,
text_part_rect.getPosition(), &textArea, colours);
// adjust rect for next section
text_part_rect.d_left += font->getTextExtent(*editText);
}
else
{
// there is highlighted text - because of the BiDi support - the
// highlighted area can be in some cases nonconsecutive.
// So - we need to draw it char by char (I guess we can optimize it more
// but this is not that big performance hit because it only happens if
// we have highlighted text - not that common...)
for (size_t i = 0 ; i < editText->size() ; i++)
{
// get the char
String currChar = editText->substr(i, 1);
size_t realPos = 0;
// get he visual pos of the char
if (w->getBiDiVisualMapping()->getV2lMapping().size() > i)
{
realPos = w->getBiDiVisualMapping()->getV2lMapping()[i];
}
// check if it is in the highlighted region
bool highlighted =
realPos >= w->getSelectionStartIndex() &&
realPos < w->getSelectionStartIndex() + w->getSelectionLength();
float charAdvance = font->getGlyphData(currChar[0])->getAdvance(1.0f);
if (highlighted)
{
colours.setColours(getSelectedTextColour());
colours.modulateAlpha(alpha_comp);
{
// calculate area for selection imagery.
Rect hlarea(textArea);
hlarea.d_left = text_part_rect.d_left ;
hlarea.d_right = text_part_rect.d_left + charAdvance ;
// render the selection imagery.
wlf.getStateImagery(active ? "ActiveSelection" :
"InactiveSelection").
render(*w, hlarea, 0, &textArea);
}
}
else
{
colours.setColours(unselectedColour);
colours.modulateAlpha(alpha_comp);
}
font->drawText(w->getGeometryBuffer(), currChar,
text_part_rect.getPosition(), &textArea, colours);
// adjust rect for next section
text_part_rect.d_left += charAdvance;
}
}
#else
//
// Render selection imagery.
//
if (w->getSelectionLength() != 0)
{
// calculate required start and end offsets of selection imagery.
float selStartOffset =
font->getTextExtent(editText->substr(0, w->getSelectionStartIndex()));
float selEndOffset =
font->getTextExtent(editText->substr(0, w->getSelectionEndIndex()));
// calculate area for selection imagery.
Rect hlarea(textArea);
hlarea.d_left += textOffset + selStartOffset;
hlarea.d_right = hlarea.d_left + (selEndOffset - selStartOffset);
// render the selection imagery.
wlf.getStateImagery(active ? "ActiveSelection" :
"InactiveSelection").
render(*w, hlarea, 0, &textArea);
}
// draw pre-highlight text
String sect = editText->substr(0, w->getSelectionStartIndex());
colours.setColours(unselectedColour);
colours.modulateAlpha(alpha_comp);
font->drawText(w->getGeometryBuffer(), sect, text_part_rect.getPosition(),
&textArea, colours);
// adjust rect for next section
text_part_rect.d_left += font->getTextExtent(sect);
// draw highlight text
sect = editText->substr(w->getSelectionStartIndex(), w->getSelectionLength());
colours.setColours(getSelectedTextColour());
colours.modulateAlpha(alpha_comp);
font->drawText(w->getGeometryBuffer(), sect, text_part_rect.getPosition(),
&textArea, colours);
// adjust rect for next section
text_part_rect.d_left += font->getTextExtent(sect);
// draw post-highlight text
sect = editText->substr(w->getSelectionEndIndex());
colours.setColours(unselectedColour);
colours.modulateAlpha(alpha_comp);
font->drawText(w->getGeometryBuffer(), sect, text_part_rect.getPosition(),
&textArea, colours);
// remember this for next time.
d_lastTextOffset = textOffset;
#endif
//
// Render carat
//
if (active && (!d_blinkCaret || d_showCaret))
{
Rect caratRect(textArea);
caratRect.d_left += extentToCarat + textOffset;
caratImagery.render(*w, caratRect, 0, &textArea);
}
}
