diff -r 2988f00ed9d6 -r 6a6718269c22 ui/qt/graphics.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ui/qt/graphics.cpp Wed Jan 20 17:37:52 2016 +0100 @@ -0,0 +1,133 @@ +/* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. + * + * Copyright 2015 Olaf Wintermann. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include "graphics.h" +#include "container.h" + + +DrawingArea::DrawingArea(UiObject *obj, ui_drawfunc cb, void *data) { + object = obj; + drawCallback = cb; + userdata = data; +} + +DrawingArea::~DrawingArea() { + +} + +void DrawingArea::paintEvent(QPaintEvent *event) { + QPainter painter(this); + + UiQtGraphics g; + g.g.width = this->width(); + g.g.height = this->height(); + g.painter = &painter; + + UiEvent ev; + ev.obj = object; + ev.window = object->window; + ev.document = object->ctx->document; + ev.eventdata = NULL; + ev.intval = 0; + + drawCallback(&ev, &g.g, userdata); +} + + + +UIWIDGET ui_drawingarea(UiObject *obj, ui_drawfunc f, void *userdata) { + DrawingArea *widget = new DrawingArea(obj, f, userdata); + + UiContainer *ct = uic_get_current_container(obj); + ct->add(widget, true); + + return widget; +} + + +/* -------------------- text layout functions -------------------- */ + +UiTextLayout* ui_text(UiGraphics *g) { + UiTextLayout *textlayout = new UiTextLayout(); + return textlayout; +} + +void ui_text_free(UiTextLayout *text) { + delete text; +} + +void ui_text_setstring(UiTextLayout *layout, char *str) { + layout->text.setText(QString::fromUtf8(str)); +} + +void ui_text_setstringl(UiTextLayout *layout, char *str, int len) { + layout->text.setText(QString::fromUtf8(str, len)); +} + +void ui_text_setfont(UiTextLayout *layout, char *font, int size) { + layout->font = QFont(QString::fromUtf8(font), size); +} + +void ui_text_getsize(UiTextLayout *layout, int *width, int *height) { + QSizeF size = layout->text.size(); + *width = (int)size.width(); + *height = (int)size.height(); +} + +void ui_text_setwidth(UiTextLayout *layout, int width) { + layout->text.setTextWidth((qreal)width); +} + + +/* -------------------- drawing functions -------------------- */ + +void ui_graphics_color(UiGraphics *g, int red, int green, int blue) { + UiQtGraphics *gr = (UiQtGraphics*)g; + gr->color = QColor(red, green, blue); + gr->painter->setPen(gr->color); +} + +void ui_draw_rect(UiGraphics *g, int x, int y, int w, int h, int fill) { + UiQtGraphics *gr = (UiQtGraphics*)g; + + QRect rect(x, y, w, h); + if(fill) { + gr->painter->fillRect(rect, gr->color); + + } else { + gr->painter->drawRect(rect); + } +} + +void ui_draw_text(UiGraphics *g, int x, int y, UiTextLayout *text) { + UiQtGraphics *gr = (UiQtGraphics*)g; + + gr->painter->setFont(text->font); + gr->painter->drawStaticText(x, y, text->text); +} +