fixes for previous commit

[enigma2.git] / lib / gui / elabel.cpp

diff --git a/lib/gui/elabel.cpp b/lib/gui/elabel.cpp
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..6e53c851ba6434fbb136fec3828aac00183bf9f5 100644 (file)
--- a/lib/gui/elabel.cpp
+++ b/lib/gui/elabel.cpp
@@ -0,0 +1,213 @@
+#include <lib/gui/elabel.h>
+#include <lib/gdi/font.h>
+
+eLabel::eLabel(eWidget *parent, int markedPos): eWidget(parent)
+{
+       m_pos = markedPos;
+       ePtr<eWindowStyle> style;
+       getStyle(style);
+       
+       style->getFont(eWindowStyle::fontStatic, m_font);
+       
+               /* default to topleft alignment */
+       m_valign = alignTop;
+       m_halign = alignLeft;
+       
+       m_have_foreground_color = 0;
+       m_have_shadow_color = 0;
+       
+       m_nowrap = 0;
+}
+
+int eLabel::event(int event, void *data, void *data2)
+{
+       switch (event)
+       {
+       case evtPaint:
+       {
+               ePtr<eWindowStyle> style;
+               
+               getStyle(style);
+               
+               eWidget::event(event, data, data2);
+
+               gPainter &painter = *(gPainter*)data2;
+               
+               if (m_pos != -1)
+               {
+                       style->setStyle(painter, eWindowStyle::styleLabel);
+                       ePtr<eTextPara> para = new eTextPara(eRect(0, 0, size().width(), size().height()));
+                       para->setFont(m_font);
+                       para->renderString(m_text.empty()?0:m_text.c_str(), 0);
+
+                       if (m_halign == alignLeft)
+                               para->realign(eTextPara::dirLeft);
+                       else if (m_halign == alignCenter)
+                               para->realign(eTextPara::dirCenter);
+                       else if (m_halign == alignRight)
+                               para->realign(eTextPara::dirRight);
+                       else if (m_halign == alignBlock)
+                               para->realign(eTextPara::dirBlock);
+
+                       int glyphs = para->size();
+
+                       if ((m_pos < 0) || (m_pos >= glyphs))
+                               eWarning("glyph index %d in eLabel out of bounds!", m_pos);
+                       else
+                       {
+                               para->setGlyphFlag(m_pos, GS_INVERT);
+                               eRect bbox;
+                               bbox = para->getGlyphBBox(m_pos);
+                               bbox = eRect(bbox.left(), 0, bbox.width(), size().height());
+                               painter.fill(bbox);
+                       }
+
+                       painter.renderPara(para, ePoint(0, 0));
+                       return 0;
+               } else
+               {
+                       painter.setFont(m_font);
+                       style->setStyle(painter, eWindowStyle::styleLabel);
+                       
+                       if (m_have_shadow_color)
+                               painter.setForegroundColor(m_shadow_color);
+                       else if (m_have_foreground_color)
+                               painter.setForegroundColor(m_foreground_color);
+                       
+                       int flags = 0;
+                       if (m_valign == alignTop)
+                               flags |= gPainter::RT_VALIGN_TOP;
+                       else if (m_valign == alignCenter)
+                               flags |= gPainter::RT_VALIGN_CENTER;
+                       else if (m_valign == alignBottom)
+                               flags |= gPainter::RT_VALIGN_BOTTOM;
+       
+                       if (m_halign == alignLeft)
+                               flags |= gPainter::RT_HALIGN_LEFT;
+                       else if (m_halign == alignCenter)
+                               flags |= gPainter::RT_HALIGN_CENTER;
+                       else if (m_halign == alignRight)
+                               flags |= gPainter::RT_HALIGN_RIGHT;
+                       else if (m_halign == alignBlock)
+                               flags |= gPainter::RT_HALIGN_BLOCK;
+                       
+                       if (!m_nowrap)
+                               flags |= gPainter::RT_WRAP;
+                       
+                               /* if we don't have shadow, m_shadow_offset will be 0,0 */
+                       painter.renderText(eRect(-m_shadow_offset.x(), -m_shadow_offset.y(), size().width(), size().height()), m_text, flags);
+                       
+                       if (m_have_shadow_color)
+                       {
+                               if (!m_have_foreground_color)
+                                       style->setStyle(painter, eWindowStyle::styleLabel);
+                               else
+                                       painter.setForegroundColor(m_foreground_color);
+                               painter.setBackgroundColor(m_shadow_color);
+                               painter.renderText(eRect(0, 0, size().width(), size().height()), m_text, flags);
+                       }
+                       
+                       return 0;
+               }
+       }
+       case evtChangedFont:
+       case evtChangedText:
+       case evtChangedAlignment:
+       case evtChangedMarkedPos:
+               invalidate();
+               return 0;
+       default:
+               return eWidget::event(event, data, data2);
+       }
+}
+
+void eLabel::setText(const std::string &string)
+{
+       if (m_text == string)
+               return;
+       m_text = string;
+       event(evtChangedText);
+}
+
+void eLabel::setMarkedPos(int markedPos)
+{
+       m_pos = markedPos;
+       event(evtChangedMarkedPos);
+}
+
+void eLabel::setFont(gFont *font)
+{
+       m_font = font;
+       event(evtChangedFont);
+}
+
+gFont* eLabel::getFont()
+{
+       return m_font;
+}
+
+void eLabel::setVAlign(int align)
+{
+       m_valign = align;
+       event(evtChangedAlignment);
+}
+
+void eLabel::setHAlign(int align)
+{
+       m_halign = align;
+       event(evtChangedAlignment);
+}
+
+void eLabel::setForegroundColor(const gRGB &col)
+{
+       if ((!m_have_foreground_color) || !(m_foreground_color == col))
+       {
+               m_foreground_color = col;
+               m_have_foreground_color = 1;
+               invalidate();
+       }
+}
+
+void eLabel::setShadowColor(const gRGB &col)
+{
+       if ((!m_have_shadow_color) || !(m_shadow_color == col))
+       {
+               m_shadow_color = col;
+               m_have_shadow_color = 1;
+               invalidate();
+       }
+}
+
+void eLabel::setShadowOffset(const ePoint &offset)
+{
+       m_shadow_offset = offset;
+}
+
+void eLabel::setNoWrap(int nowrap)
+{
+       if (m_nowrap != nowrap)
+       {
+               m_nowrap = nowrap;
+               invalidate();
+       }
+}
+
+void eLabel::clearForegroundColor()
+{
+       if (m_have_foreground_color)
+       {
+               m_have_foreground_color = 0;
+               invalidate();
+       }
+}
+
+eSize eLabel::calculateSize()
+{
+       ePtr<eTextPara> p = new eTextPara(eRect(0, 0, size().width(), size().height()));
+       
+       p->setFont(m_font);
+       p->renderString(m_text.empty()?0:m_text.c_str(), m_nowrap ? 0 : RS_WRAP);
+       
+       eRect bbox = p->getBoundBox();
+       return bbox.size();
+}