Cross Reference: /external/skqp/site/user/api/SkCanvas

Lines Matching full:layer
46 | <a href="#Layer">Layer</a> | temporary <a href="SkBitmap_Reference#Bitmap">Bitmap</a> to draw into |
64 | <a href="#SkCanvas_SaveLayerRec">SaveLayerRec</a> | contains the state used to create the <a href="#Layer">Layer</a> |
82 | <a href="#SkCanvas_destructor">~SkCanvas()</a> | draws saved <a href="#Layer">Layers</a>, frees resources |
138 | <a href="#SkCanvas_getBaseLayerSize">getBaseLayerSize</a> | returns size of base <a href="#Layer">Layer</a> in global coordinates |
159 | <a href="#SkCanvas_saveLayer">saveLayer</a> | saves <a href="#Clip">Clip</a> and <a href="#Matrix">Matrix</a> on stack; creates <a href="#Layer">Layer</a> |
160 | <a href="#SkCanvas_saveLayerAlpha">saveLayerAlpha</a> | saves <a href="#Clip">Clip</a> and <a href="#Matrix">Matrix</a> on stack; creates <a href="#Layer">Layer</a>; sets opacity |
161 | <a href="#SkCanvas_saveLayerPreserveLCDTextRequests">saveLayerPreserveLCDTextRequests</a> | saves <a href="#Clip">Clip</a> and <a href="#Matrix">Matrix</a> on stack; creates <a href="#Layer">Layer</a> for LCD text |
568 Draws saved <a href="#Layer">Layers</a>, if any.
573 <div><fiddle-embed name="b7bc91ff16c9b9351b2a127f35394b82"><div><a href="#Canvas">Canvas</a> <a href="#Layer">Layer</a> draws into bitmap. <a href="#SkCanvas_saveLayerAlpha">saveLayerAlpha</a> sets up an additional
574 drawing surface that blends with the bitmap. When <a href="#Layer">Layer</a> goes out of
575 scope, <a href="#Layer">Layer</a> Destructor is called. The saved <a href="#Layer">Layer</a> is restored, drawing
716 Gets the size of the base or root <a href="#Layer">Layer</a> in global canvas coordinates. The
717 origin of the base <a href="#Layer">Layer</a> is always (0,0). The area available for drawing may be
722 integral width and height of base <a href="#Layer">Layer</a>
832 storage for <a href="#Canvas">Canvas</a> top <a href="#Layer">Layer</a> <a href="#SkCanvas_accessTopLayerPixels_origin">origin</a>, its top-left corner;
847 <div><fiddle-embed name="a7ac9c21bbabcdeeca00f72a61cd0f3e"><div>Draws "" on the device. Then draws "" in <a href="#Layer">Layer</a>, and reads
848 <a href="#Layer">Layer</a> to add a large dotted "". Finally blends <a href="#Layer">Layer</a> with the
851 The <a href="#Layer">Layer</a> and blended result appear on the CPU and GPU but the large dotted
1465 ## <a name="Layer"></a> Layer
1467 <a href="#Layer">Layer</a> allocates a temporary <a href="SkBitmap_Reference#Bitmap">Bitmap</a> to draw into. When the drawing is
1470 <a href="#Layer">Layer</a> is saved in a stack along with other saved state. When state with a <a href="#Layer">Layer</a>
1471 is restored, the <a href="SkBitmap_Reference#Bitmap">Bitmap</a> is drawn into the previous <a href="#Layer">Layer</a>.
1473 <a href="#Layer">Layer</a> may be initialized with the contents of the previous <a href="#Layer">Layer</a>. When <a href="#Layer">Layer</a> is
1474 restored, its <a href="SkBitmap_Reference#Bitmap">Bitmap</a> can be modified by <a href="SkPaint_Reference#Paint">Paint</a> passed to <a href="#Layer">Layer</a> to apply
1504 hint to limit the size of the <a href="#Layer">Layer</a>; may be nullptr</td>
1506 graphics state for <a href="#Layer">Layer</a>; may be nullptr</td>
1516 <div><fiddle-embed name="1a025d6018f64140af2dc36acad59008"><div>Rectangles are blurred by <a href="undocumented#Image_Filter">Image Filter</a> when <a href="#SkCanvas_restore">restore</a> draws <a href="#Layer">Layer</a> to main
1540 <a href="SkRect_Reference#Rect">Rect</a> <a href="#SkCanvas_saveLayer_2_bounds">bounds</a> suggests but does not define the <a href="#Layer">Layer</a> size. To clip drawing to
1551 hint to limit the size of <a href="#Layer">Layer</a>; may be nullptr</td>
1553 graphics state for <a href="#Layer">Layer</a>; may be nullptr</td>
1563 <div><fiddle-embed name="5b59231feae0c09cb1ab6a292229d7a4"><div>Rectangles are blurred by <a href="undocumented#Image_Filter">Image Filter</a> when <a href="#SkCanvas_restore">restore</a> draws <a href="#Layer">Layer</a> to main <a href="#Canvas">Canvas</a>.
1564 The red rectangle is clipped; it does not fully fit on <a href="#Layer">Layer</a>.
1565 <a href="undocumented#Image_Filter">Image Filter</a> blurs past edge of <a href="#Layer">Layer</a> so red rectangle is blurred on all sides.</div></fiddle-embed></div>
1582 <a href="SkPaint_Reference#LCD_Text">LCD Text</a> is preserved when the <a href="#Layer">Layer</a> is drawn to the prior <a href="#Layer">Layer</a>.
1585 and draws <a href="#Layer">Layer</a>.
1590 <a href="SkRect_Reference#Rect">Rect</a> <a href="#SkCanvas_saveLayerPreserveLCDTextRequests_bounds">bounds</a> suggests but does not define the <a href="#Layer">Layer</a> size. To clip drawing to
1599 prior <a href="#Layer">Layer</a>. <a href="SkPaint_Reference#LCD_Text">LCD Text</a> drawn on a background with transparency may result in
1605 hint to limit the size of <a href="#Layer">Layer</a>; may be nullptr</td>
1607 graphics state for <a href="#Layer">Layer</a>; may be nullptr</td>
1636 and blends <a href="#Layer">Layer</a> with <a href="#SkCanvas_saveLayerAlpha_alpha">alpha</a> opacity onto prior <a href="#Layer">Layer</a>.
1642 <a href="SkRect_Reference#Rect">Rect</a> <a href="#SkCanvas_saveLayerAlpha_bounds">bounds</a> suggests but does not define <a href="#Layer">Layer</a> size. To clip drawing to
1652 hint to limit the size of <a href="#Layer">Layer</a>; may be nullptr</td>
1654 opacity of <a href="#Layer">Layer</a></td>
1683 defining how <a href="#Layer">Layer</a> allocated by <a href="#SkCanvas_saveLayer">saveLayer</a> operates.
1689     <td><a name="SkCanvas_kIsOpaque_SaveLayerFlag"> <code><strong>SkCanvas::kIsOpaque_SaveLayerFlag </strong></code> </a></td><td>1</td><td>Creates <a href="#Layer">Layer</a> without transparency. Flag is ignored if <a href="#Layer">Layer</a> <a href="SkPaint_Reference#Paint">Paint</a> contains
1693     <td><a name="SkCanvas_kPreserveLCDText_SaveLayerFlag"> <code><strong>SkCanvas::kPreserveLCDText_SaveLayerFlag </strong></code> </a></td><td>2</td><td>Creates <a href="#Layer">Layer</a> for LCD text. Flag is ignored if <a href="#Layer">Layer</a> <a href="SkPaint_Reference#Paint">Paint</a> contains
1697     <td><a name="SkCanvas_kInitWithPrevious_SaveLayerFlag"> <code><strong>SkCanvas::kInitWithPrevious_SaveLayerFlag </strong></code> </a></td><td>4</td><td>Initializes <a href="#Layer">Layer</a> with the contents of the previous <a href="#Layer">Layer</a>.</td>
1701 Skips setting a clip to the <a href="#Layer">Layer</a> bounds.</td>
1707 <div><fiddle-embed name="d314c688925d2c549d4762f5cc6e6a1a"><div><a href="#Canvas">Canvas</a> <a href="#Layer">Layer</a> captures red and blue circles scaled up by four.
1708 scalePaint blends <a href="#Layer">Layer</a> back with transparency.</div></fiddle-embed></div>
1728 <a href="#SkCanvas_SaveLayerRec_SaveLayerRec">SaveLayerRec</a> contains the state used to create the <a href="#Layer">Layer</a>.
1732 <a href="#SkCanvas_SaveLayerRec_fBounds">fBounds</a> is used as a hint to limit the size of <a href="#Layer">Layer</a>; may be nullptr.
1733 <a href="#SkCanvas_SaveLayerRec_fBounds">fBounds</a> suggests but does not define <a href="#Layer">Layer</a> size. To clip drawing to
1738 <a href="#SkCanvas_SaveLayerRec_fPaint">fPaint</a> modifies how <a href="#Layer">Layer</a> overlays the prior <a href="#Layer">Layer</a>; may be nullptr.
1740 <a href="undocumented#Mask_Filter">Mask Filter</a> affect <a href="#Layer">Layer</a> draw.
1744 <a href="#SkCanvas_SaveLayerRec_fBackdrop">fBackdrop</a> applies <a href="undocumented#Image_Filter">Image Filter</a> to the prior <a href="#Layer">Layer</a> when copying to the <a href="#Layer">Layer</a>;
1746 prior <a href="#Layer">Layer</a> without an <a href="undocumented#Image_Filter">Image Filter</a>.
1750 <a href="#SkCanvas_restore">restore</a> clips <a href="#Layer">Layer</a> by the <a href="#Alpha">Color Alpha</a> channel of <a href="#SkCanvas_SaveLayerRec_fClipMask">fClipMask</a> when
1751 <a href="#Layer">Layer</a> is copied to <a href="undocumented#Device">Device</a>. <a href="#SkCanvas_SaveLayerRec_fClipMask">fClipMask</a> may be nullptr.    .
1755 <a href="#SkCanvas_SaveLayerRec_fClipMatrix">fClipMatrix</a> transforms <a href="#SkCanvas_SaveLayerRec_fClipMask">fClipMask</a> before it clips <a href="#Layer">Layer</a>. If
1761 <a href="#SkCanvas_SaveLayerRec_fSaveLayerFlags">fSaveLayerFlags</a> are used to create <a href="#Layer">Layer</a> without transparency,
1762 create <a href="#Layer">Layer</a> for LCD text, and to create <a href="#Layer">Layer</a> with the
1763 contents of the previous <a href="#Layer">Layer</a>.
1767 <div><fiddle-embed name="7b18146582fc2440656b839a173ed500"><div><a href="#Canvas">Canvas</a> <a href="#Layer">Layer</a> captures a red Anti-aliased circle and a blue <a href="#Alias">Aliased</a> circle scaled
1768 up by four. After drawing another red circle without scaling on top, the <a href="#Layer">Layer</a> is
1813 <a href="#Layer">Layer</a> dimensions; may be nullptr</td>
1815 applied to <a href="#Layer">Layer</a> when overlaying prior <a href="#Layer">Layer</a>; may be nullptr</td>
1817 <a href="#SkCanvas_SaveLayerRec_SaveLayerRec">SaveLayerRec</a> options to modify <a href="#Layer">Layer</a></td>
1855 <a href="#Layer">Layer</a> dimensions; may be nullptr</td>
1857 applied to <a href="#Layer">Layer</a> when overlaying prior <a href="#Layer">Layer</a>;
1860 prior <a href="#Layer">Layer</a> copied with <a href="undocumented#Image_Filter">Image Filter</a>; may be nullptr</td>
1862 <a href="#SkCanvas_SaveLayerRec_SaveLayerRec">SaveLayerRec</a> options to modify <a href="#Layer">Layer</a></td>
1897 <a href="#Layer">Layer</a> when drawn to <a href="#Canvas">Canvas</a>.
1904 <a href="#Layer">Layer</a> dimensions; may be nullptr</td>
1906 graphics state applied to <a href="#Layer">Layer</a> when overlaying prior
1907 <a href="#Layer">Layer</a>; may be nullptr</td>
1909 prior <a href="#Layer">Layer</a> copied with <a href="undocumented#Image_Filter">Image Filter</a>;
1912 clip applied to <a href="#Layer">Layer</a>; may be nullptr</td>
1917 <a href="#SkCanvas_SaveLayerRec_SaveLayerRec">SaveLayerRec</a> options to modify <a href="#Layer">Layer</a></td>
1941 and blends <a href="SkBitmap_Reference#Bitmap">Bitmap</a> with <a href="#Alpha">Color Alpha</a> opacity onto the prior <a href="#Layer">Layer</a>.
1947 <a href="#SkCanvas_SaveLayerRec">SaveLayerRec</a> contains the state used to create the <a href="#Layer">Layer</a>.
1954 <a href="#Layer">Layer</a> state</td>
1964 <div><fiddle-embed name="7d3751e82d1b6ec328ffa3d6f48ca831"><div>The example draws an image, and saves it into a <a href="#Layer">Layer</a> with <a href="#SkCanvas_kInitWithPrevious_SaveLayerFlag">kInitWithPrevious SaveLayerFlag</a>.
1965 Next it punches a hole in <a href="#Layer">Layer</a> and restore with <a href="#SkBlendMode_kPlus">SkBlendMode::kPlus</a>.
1966 Where <a href="#Layer">Layer</a> was cleared, the original image will draw unchanged.
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