Duncan McIntyre / SimpleGUI

Foundation classes for a basic GUI implementing simple widgets and events

Dependents:   TouchScreenGUIDemo

Widgets/TextWidget.cpp@7:303850a4b30c, 2016-04-10 (annotated)

Committer:
duncanFrance
Date:
Sun Apr 10 16:48:44 2016 +0000
Revision:
7:303850a4b30c
Parent:
4:27546fb8b670
Child:
8:a460cabc85ac
Working implementation

Who changed what in which revision?

UserRevisionLine numberNew contents of line
duncanFrance 0:0a590815d51c 1 #include "TextWidget.h"
duncanFrance 0:0a590815d51c 2
duncanFrance 0:0a590815d51c 3 /**
duncanFrance 0:0a590815d51c 4 * A basic widget implementation which just draws some text.
duncanFrance 0:0a590815d51c 5 * If the text does not fit in the bounding-box it will be clipped
duncanFrance 0:0a590815d51c 6 **/
duncanFrance 7:303850a4b30c 7 TextWidget::TextWidget(GraphicsDisplay& display, FontRenderer* renderer) :
duncanFrance 7:303850a4b30c 8 Widget(display),
duncanFrance 7:303850a4b30c 9 _renderer(renderer)
duncanFrance 7:303850a4b30c 10 {
duncanFrance 7:303850a4b30c 11 }
duncanFrance 0:0a590815d51c 12
duncanFrance 1:48796b602c86 13 void TextWidget::setText(char* text)
duncanFrance 1:48796b602c86 14 {
duncanFrance 0:0a590815d51c 15 _text = text;
duncanFrance 0:0a590815d51c 16 }
duncanFrance 0:0a590815d51c 17
duncanFrance 2:bb9183379488 18 void TextWidget::setFont(Font* font)
duncanFrance 1:48796b602c86 19 {
duncanFrance 2:bb9183379488 20 _font = font;
duncanFrance 0:0a590815d51c 21 }
duncanFrance 0:0a590815d51c 22
duncanFrance 3:cb004f59b715 23
duncanFrance 3:cb004f59b715 24 void TextWidget::draw()
duncanFrance 3:cb004f59b715 25 {
duncanFrance 7:303850a4b30c 26 _renderer->window(_x, _y, _width, _height, false);
duncanFrance 7:303850a4b30c 27 _renderer->setForeground(_fg);
duncanFrance 7:303850a4b30c 28 _renderer->setBackground(_bg);
duncanFrance 7:303850a4b30c 29 _renderer->setFont(_font);
duncanFrance 3:cb004f59b715 30
duncanFrance 3:cb004f59b715 31 char c;
duncanFrance 3:cb004f59b715 32 char *p = _text;
duncanFrance 3:cb004f59b715 33
duncanFrance 3:cb004f59b715 34 while(*p != NULL) {
duncanFrance 3:cb004f59b715 35 c = *p;
duncanFrance 3:cb004f59b715 36 p++;
duncanFrance 7:303850a4b30c 37 _renderer->putc(c, _display);
duncanFrance 3:cb004f59b715 38 }
duncanFrance 7:303850a4b30c 39
duncanFrance 7:303850a4b30c 40 _display.copy_to_lcd();
duncanFrance 3:cb004f59b715 41 }