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?
User | Revision | Line number | New 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 | } |