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Public Member Functions | List of all members
ClockSlide Class Reference
Inheritance diagram for ClockSlide:
Slide SkRefCnt SkRefCntBase

Public Member Functions

 ClockSlide ()
 
void draw (SkCanvas *canvas) override
 
bool animate (double) override
 
- Public Member Functions inherited from Slide
virtual SkISize getDimensions () const
 
virtual void gpuTeardown ()
 
virtual void load (SkScalar winWidth, SkScalar winHeight)
 
virtual void resize (SkScalar winWidth, SkScalar winHeight)
 
virtual void unload ()
 
virtual bool onChar (SkUnichar c)
 
virtual bool onMouse (SkScalar x, SkScalar y, skui::InputState state, skui::ModifierKey modifiers)
 
virtual bool onGetControls (SkMetaData *)
 
virtual void onSetControls (const SkMetaData &)
 
const SkString & getName ()
 
- Public Member Functions inherited from SkRefCntBase
 SkRefCntBase ()
 
virtual ~SkRefCntBase ()
 
bool unique () const
 
void ref () const
 
void unref () const
 

Additional Inherited Members

- Protected Attributes inherited from Slide
SkString fName
 

Detailed Description

Definition at line 19 of file ClockSlide.cpp.

Constructor & Destructor Documentation

◆ ClockSlide()

ClockSlide::ClockSlide ( )
inline

Definition at line 21 of file ClockSlide.cpp.

21{ fName = "Clock"; }
Slide::fName
SkString fName
Definition Slide.h:54

Member Function Documentation

◆ animate()

bool ClockSlide::animate ( double  )
inlineoverridevirtual

Reimplemented from Slide.

Definition at line 210 of file ClockSlide.cpp.

210{ return true; }

◆ draw()

void ClockSlide::draw ( SkCanvas *  canvas)
inlineoverridevirtual

Implements Slide.

Definition at line 23 of file ClockSlide.cpp.

23 {
24 SkPaint paintFill;
25 SkPaint paintStroke;
26 SkPath path;
27
28 canvas->save();
29 canvas->translate(150, 150);
30 canvas->scale(0.4f, 0.4f);
31 canvas->rotate(-180.f/2.f);
32
33 paintFill.setAntiAlias(true);
34 paintFill.setColor(SK_ColorBLACK);
35 paintStroke.setAntiAlias(true);
36 paintStroke.setStyle(SkPaint::kStroke_Style);
37 paintStroke.setColor(SK_ColorBLACK);
38 paintStroke.setStrokeWidth(8);
39 paintStroke.setStrokeCap(SkPaint::kRound_Cap);
40
41 // Hour marks
42 SkRect rect;
43#ifndef USE_PATH
44 rect = SkRect::MakeLTRB(200-4, -4, 240+4, 4);
45 SkRRect rrect;
46 SkVector radii[4] = {{4,4}, {4,4}, {4,4}, {4,4}};
47 rrect.setRectRadii(rect, radii);
48#endif
49 canvas->save();
50 for (int i=0;i<12;i++){
51 canvas->rotate(180.f/6.f);
52#ifdef USE_PATH
53 path.reset();
54 path.moveTo(200,0);
55 path.lineTo(240,0);
56 canvas->drawPath(path, paintStroke);
57#else
58 canvas->drawRRect(rrect, paintFill);
59#endif
60 }
61 canvas->restore();
62
63 // Minute marks
64 canvas->save();
65#ifdef USE_PATH
66 paintStroke.setStrokeWidth(5);
67#else
68 rect = SkRect::MakeLTRB(231.5f, -2.5f, 242.5, 2.5f);
69 radii[0] = SkPoint::Make(2.5f,2.5f);
70 radii[1] = SkPoint::Make(2.5f,2.5f);
71 radii[2] = SkPoint::Make(2.5f,2.5f);
72 radii[3] = SkPoint::Make(2.5f,2.5f);
73 rrect.setRectRadii(rect, radii);
74#endif
75 for (int i=0;i<60;i++){
76 if (i%5 == 0) {
77 canvas->rotate(180.f/30.f);
78 continue;
79 }
80#ifdef USE_PATH
81 path.reset();
82 path.moveTo(234,0);
83 path.lineTo(240,0);
84 canvas->drawPath(path, paintStroke);
85#else
86 canvas->drawRRect(rrect, paintFill);
87#endif
88 canvas->rotate(180.f/30.f);
89 }
90 canvas->restore();
91
92 // TODO(herb,kjlubick) Switch to std::chrono::system_clock
93 SkPDF::DateTime time;
94 SkPDFUtils::GetDateTime(&time);
95 time.fHour = time.fHour >= 12 ? time.fHour-12 : time.fHour;
96 paintFill.setColor(SK_ColorBLACK);
97
98 // Write hours
99 canvas->save();
100 canvas->rotate(time.fHour*(180.f/6.f) + time.fMinute*(180.f/360.f)
101 + time.fSecond*(180.f/21600.f) );
102#ifdef USE_PATH
103 paintStroke.setStrokeWidth(14);
104 path.reset();
105 path.moveTo(-20,0);
106 path.lineTo(80,0);
107 canvas->drawPath(path, paintStroke);
108#else
109 rect = SkRect::MakeLTRB(-20-7, -7, 80+7, 7);
110 radii[0] = SkPoint::Make(7,7);
111 radii[1] = SkPoint::Make(7,7);
112 radii[2] = SkPoint::Make(7,7);
113 radii[3] = SkPoint::Make(7,7);
114 rrect.setRectRadii(rect, radii);
115 canvas->drawRRect(rrect, paintFill);
116#endif
117 canvas->restore();
118
119 // Write minutes
120 canvas->save();
121 canvas->rotate(time.fMinute*(180.f/30.f)
122 + time.fSecond*(180.f/1800.f) );
123#ifdef USE_PATH
124 paintStroke.setStrokeWidth(10);
125 path.reset();
126 path.moveTo(-56,0);
127 path.lineTo(224,0);
128 canvas->drawPath(path, paintStroke);
129#else
130 rect = SkRect::MakeLTRB(-56-5, -5, 224+5, 5);
131 radii[0] = SkPoint::Make(5,5);
132 radii[1] = SkPoint::Make(5,5);
133 radii[2] = SkPoint::Make(5,5);
134 radii[3] = SkPoint::Make(5,5);
135 rrect.setRectRadii(rect, radii);
136 canvas->drawRRect(rrect, paintFill);
137#endif
138 canvas->restore();
139
140 // Write seconds
141 canvas->save();
142 canvas->rotate(time.fSecond*(180.f/30.f));
143 paintFill.setColor(0xffd40000);
144 paintStroke.setColor(0xffd40000);
145 paintStroke.setStrokeWidth(6);
146#ifdef USE_PATH
147 path.reset();
148 path.moveTo(-60,0);
149 path.lineTo(166,0);
150 canvas->drawPath(path, paintStroke);
151#else
152 rect = SkRect::MakeLTRB(-60-3, -3, 166+3, 3);
153 radii[0] = SkPoint::Make(3,3);
154 radii[1] = SkPoint::Make(3,3);
155 radii[2] = SkPoint::Make(3,3);
156 radii[3] = SkPoint::Make(3,3);
157 rrect.setRectRadii(rect, radii);
158 canvas->drawRRect(rrect, paintFill);
159#endif
160 rect = SkRect::MakeLTRB(-20, -20, 20, 20);
161#ifdef USE_PATH
162 path.reset();
163 path.arcTo(rect, 0, 0, false);
164 path.addOval(rect, SkPathDirection::kCCW);
165 path.arcTo(rect, 360, 0, true);
166 canvas->drawPath(path, paintFill);
167#else
168 canvas->drawOval(rect, paintFill);
169#endif
170 rect = SkRect::MakeLTRB(-20+190, -20, 20+190, 20);
171#ifdef USE_PATH
172 path.reset();
173 path.arcTo(rect, 0, 0, false);
174 path.addOval(rect, SkPathDirection::kCCW);
175 path.arcTo(rect, 360, 0, true);
176 canvas->drawPath(path, paintStroke);
177#else
178 canvas->drawOval(rect, paintStroke);
179#endif
180 paintFill.setColor(0xff505050);
181#ifdef USE_PATH
182 rect = SkRect::MakeLTRB(-6, -6, 6, 6);
183 path.arcTo(rect, 0, 0, false);
184 path.addOval(rect, SkPathDirection::kCCW);
185 path.arcTo(rect, 360, 0, true);
186 canvas->drawPath(path, paintFill);
187#else
188 canvas->drawOval(rect, paintFill);
189 rect = SkRect::MakeLTRB(-6, -6, 6, 6);
190 canvas->drawOval(rect, paintFill);
191#endif
192 canvas->restore();
193
194 paintStroke.setStrokeWidth(18);
195 paintStroke.setColor(0xff325FA2);
196 rect = SkRect::MakeLTRB(-284, -284, 284, 284);
197#ifdef USE_PATH
198 path.reset();
199 path.arcTo(rect, 0, 0, false);
200 path.addOval(rect, SkPathDirection::kCCW);
201 path.arcTo(rect, 360, 0, true);
202 canvas->drawPath(path, paintStroke);
203#else
204 canvas->drawOval(rect, paintStroke);
205#endif
206
207 canvas->restore();
208 }
SK_ColorBLACK
constexpr SkColor SK_ColorBLACK
Definition SkColor.h:103
SkCanvas::drawOval
void drawOval(const SkRect &oval, const SkPaint &paint)
Definition SkCanvas.cpp:2022
SkCanvas::restore
void restore()
Definition SkCanvas.cpp:465
SkCanvas::translate
void translate(SkScalar dx, SkScalar dy)
Definition SkCanvas.cpp:1602
SkCanvas::rotate
void rotate(SkScalar degrees)
Definition SkCanvas.cpp:1624
SkCanvas::drawRRect
void drawRRect(const SkRRect &rrect, const SkPaint &paint)
Definition SkCanvas.cpp:2029
SkCanvas::save
int save()
Definition SkCanvas.cpp:451
SkCanvas::drawPath
void drawPath(const SkPath &path, const SkPaint &paint)
Definition SkCanvas.cpp:2071
SkCanvas::scale
void scale(SkScalar sx, SkScalar sy)
Definition SkCanvas.cpp:1613
SkPaint::kRound_Cap
@ kRound_Cap
adds circle
Definition SkPaint.h:335
SkPaint::setStyle
void setStyle(Style style)
Definition SkPaint.cpp:105
SkPaint::setColor
void setColor(SkColor color)
Definition SkPaint.cpp:119
SkPaint::setAntiAlias
void setAntiAlias(bool aa)
Definition SkPaint.h:170
SkPaint::setStrokeCap
void setStrokeCap(Cap cap)
Definition SkPaint.cpp:179
SkPaint::kStroke_Style
@ kStroke_Style
set to stroke geometry
Definition SkPaint.h:194
SkPaint::setStrokeWidth
void setStrokeWidth(SkScalar width)
Definition SkPaint.cpp:159
SkRRect::setRectRadii
void setRectRadii(const SkRect &rect, const SkVector radii[4])
Definition SkRRect.cpp:189
SkPDFUtils::GetDateTime
void GetDateTime(SkPDF::DateTime *)
Definition SkPDFUtils.cpp:424
SkRecords::rrect
SkRRect rrect
Definition SkRecords.h:232
SkRecords::rect
sk_sp< SkBlender > blender SkRect rect
Definition SkRecords.h:350
flutter::path
DEF_SWITCHES_START aot vmservice shared library Name of the *so containing AOT compiled Dart assets for launching the service isolate vm snapshot The VM snapshot data that will be memory mapped as read only SnapshotAssetPath must be present isolate snapshot The isolate snapshot data that will be memory mapped as read only SnapshotAssetPath must be present cache dir path
Definition switches.h:57
SkPDF::DateTime::fMinute
uint8_t fMinute
0..59
Definition SkPDFDocument.h:74
SkPDF::DateTime::fSecond
uint8_t fSecond
0..59
Definition SkPDFDocument.h:75
SkPDF::DateTime::fHour
uint8_t fHour
0..23
Definition SkPDFDocument.h:73
SkPoint::Make
static constexpr SkPoint Make(float x, float y)
Definition SkPoint_impl.h:173
SkRect::MakeLTRB
static constexpr SkRect MakeLTRB(float l, float t, float r, float b)
Definition SkRect.h:646
The documentation for this class was generated from the following file:
Generated on Fri Apr 26 2024 06:19:13 for Flutter Engine by doxygen 1.9.8