SkProgressBarView.cpp revision 79377cbceeea970b663e7934d7cb1f27bb223d98 
1#include "SkProgressBarView.h"
2#include "SkAnimator.h"
3#include "SkWidgetViews.h"
4#include "SkTime.h"
5#include "SkSystemEventTypes.h"
6
7SkProgressBarView::SkProgressBarView()
8{
9	init_skin_anim(kProgress_SkinEnum, &fAnim);
10	fAnim.setHostEventSink(this);
11	fProgress = 0;
12	fMax = 100;
13
14}
15
16void SkProgressBarView::changeProgress(int diff)
17{
18	int newProg = fProgress + diff;
19	if (newProg > 0 && newProg < fMax)
20		this->setProgress(newProg);
21	//otherwise i'll just leave it as it is
22	//this implies that if a new max and progress are set, max must be set first
23}
24
25/*virtual*/ void SkProgressBarView::onDraw(SkCanvas* canvas)
26{
27	SkPaint						paint;
28	SkAnimator::DifferenceType	diff = fAnim.draw(canvas, &paint, SkTime::GetMSecs());
29
30	if (diff == SkAnimator::kDifferent)
31		this->inval(NULL);
32	else if (diff == SkAnimator::kPartiallyDifferent)
33	{
34		SkRect	bounds;
35		fAnim.getInvalBounds(&bounds);
36		this->inval(&bounds);
37	}
38}
39
40/*virtual*/ bool SkProgressBarView::onEvent(const SkEvent& evt)
41{
42	if (evt.isType(SK_EventType_Inval))
43	{
44		this->inval(NULL);
45		return true;
46	}
47	if (evt.isType("recommendDim"))
48	{
49		SkScalar	height;
50
51		if (evt.findScalar("y", &height))
52			this->setHeight(height);
53		return true;
54	}
55	return this->INHERITED::onEvent(evt);
56}
57
58/*virtual*/ void SkProgressBarView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
59{
60	this->INHERITED::onInflate(dom, node);
61	int32_t temp;
62	if (dom.findS32(node, "max", &temp))
63		this->setMax(temp);
64	if (dom.findS32(node, "progress", &temp))
65		this->setProgress(temp);
66}
67
68/*virtual*/ void SkProgressBarView::onSizeChange()
69{
70	this->INHERITED::onSizeChange();
71	SkEvent evt("user");
72	evt.setString("id", "setDim");
73	evt.setScalar("dimX", this->width());
74	evt.setScalar("dimY", this->height());
75	fAnim.doUserEvent(evt);
76}
77
78void SkProgressBarView::reset()
79{
80	fProgress = 0;
81	SkEvent e("user");
82	e.setString("id", "reset");
83	fAnim.doUserEvent(e);
84}
85
86void SkProgressBarView::setMax(int max)
87{
88	fMax = max;
89	SkEvent e("user");
90	e.setString("id", "setMax");
91	e.setS32("newMax", max);
92	fAnim.doUserEvent(e);
93}
94
95void SkProgressBarView::setProgress(int progress)
96{
97	fProgress = progress;
98	SkEvent e("user");
99	e.setString("id", "setProgress");
100	e.setS32("newProgress", progress);
101	fAnim.doUserEvent(e);
102}
103