74 lines
1.6 KiB
C
74 lines
1.6 KiB
C
/*
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* \brief Nitpicker background
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* \author Norman Feske
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* \date 2006-06-22
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*/
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/*
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* Copyright (C) 2006-2013 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _BACKGROUND_H_
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#define _BACKGROUND_H_
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#include <nitpicker_gfx/box_painter.h>
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#include "view.h"
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#include "clip_guard.h"
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struct Background : private Texture_base, Session, View
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{
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Color color;
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/*
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* The background uses no texture. Therefore
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* we can pass a null pointer as texture argument
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* to the Session constructor.
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*/
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Background(Area size)
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:
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Texture_base(Area(0, 0)), Session(Genode::Session_label("label=\"\"")),
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View(*this, View::NOT_TRANSPARENT, View::BACKGROUND, 0),
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color(25, 37, 50)
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{
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View::geometry(Rect(Point(0, 0), size));
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}
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/***********************
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** Session interface **
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***********************/
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void submit_input_event(Input::Event) override { }
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void submit_sync() override { }
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/********************
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** View interface **
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********************/
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int frame_size(Mode const &mode) const override { return 0; }
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void frame(Canvas_base &canvas, Mode const &mode) const override { }
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void draw(Canvas_base &canvas, Mode const &mode) const override
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{
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Rect const view_rect = abs_geometry();
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Clip_guard clip_guard(canvas, view_rect);
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if (tmp_fb) {
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for (unsigned i = 0; i < 7; i++) {
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canvas.draw_box(view_rect, Color(i*2,i*6,i*16*2));
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tmp_fb->refresh(0,0,1024,768);
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}
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}
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canvas.draw_box(view_rect, color);
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}
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};
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#endif /* _BACKGROUND_H_ */
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