| virtual void OglGui::TextField::DrawTextWithCursor | ( | ) | [inline, virtual] |
Definition at line 79 of file TextField.h.
References GetSelectionLeftRight(), OglGui::OglWindow::mOglWnd, and OglGui::StaticText::mText.
Referenced by DisplayFunc().
00080 { 00081 glColor3d(0,0,0); 00082 00083 // draw the string content while storing rasterpos of the selection 00084 int left,right; 00085 GetSelectionLeftRight(left, right); 00086 double posstart[4]; 00087 double pos[4]; 00088 glRasterPos2d(0, 0); 00089 double xLeft,xRight; 00090 glGetDoublev(GL_CURRENT_RASTER_POSITION, posstart); 00091 00092 glRasterPos2d(4, 6); 00093 // before selection 00094 oglSys.PrintFont(1, (char*)mText.substr(0,left).c_str()); 00095 glGetDoublev(GL_CURRENT_RASTER_POSITION, pos); 00096 xLeft = pos[0] - posstart[0]; // left position of selection / caret 00097 // in selection 00098 oglSys.PrintFont(1, (char*)mText.substr(left,right-left).c_str()); 00099 glGetDoublev(GL_CURRENT_RASTER_POSITION, pos); 00100 xRight = pos[0] - posstart[0]; // right position of selection / caret 00101 // after selection 00102 oglSys.PrintFont(1, (char*) mText.substr(right).c_str()); 00103 00104 // draw the caret / the selection 00105 if (xLeft==xRight) 00106 { 00107 xLeft--; 00108 xRight++; 00109 } 00110 glColor3d(1,1,1); 00111 glEnable(GL_BLEND); 00112 glBlendFunc(GL_ONE_MINUS_DST_COLOR, GL_ZERO); 00113 glBegin(GL_QUADS); 00114 glVertex2d(xLeft, 1); 00115 glVertex2d(xLeft, mOglWnd->height - 1); 00116 glVertex2d(xRight, mOglWnd->height - 1); 00117 glVertex2d(xRight, 1); 00118 glEnd(); 00119 glDisable(GL_BLEND); 00120 }
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