reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 1 | #include "SampleCode.h" |
| 2 | #include "SkView.h" |
| 3 | #include "SkCanvas.h" |
| 4 | |
| 5 | #include "SkAnimator.h" |
| 6 | #include "SkStream.h" |
reed@android.com | 0bb6d06 | 2010-05-17 14:50:04 +0000 | [diff] [blame] | 7 | #include "SkDOM.h" |
reed@android.com | 2ee7c64 | 2009-10-28 14:25:34 +0000 | [diff] [blame] | 8 | |
| 9 | /////////////////////////////////////////////////////////////////////////////// |
| 10 | |
reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 11 | class SkAnimatorView : public SkView { |
| 12 | public: |
| 13 | SkAnimatorView(); |
| 14 | virtual ~SkAnimatorView(); |
| 15 | |
| 16 | void setURIBase(const char dir[]); |
| 17 | |
| 18 | SkAnimator* getAnimator() const { return fAnimator; } |
| 19 | |
| 20 | bool decodeFile(const char path[]); |
| 21 | bool decodeMemory(const void* buffer, size_t size); |
| 22 | bool decodeStream(SkStream* stream); |
| 23 | |
| 24 | protected: |
| 25 | // overrides |
| 26 | virtual void onDraw(SkCanvas*); |
| 27 | |
| 28 | private: |
| 29 | SkString fBaseURI; |
| 30 | SkAnimator* fAnimator; |
| 31 | |
| 32 | typedef SkView INHERITED; |
| 33 | }; |
| 34 | |
reed@android.com | 0bb6d06 | 2010-05-17 14:50:04 +0000 | [diff] [blame] | 35 | SkAnimatorView::SkAnimatorView() : fAnimator(NULL) {} |
reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 36 | |
| 37 | SkAnimatorView::~SkAnimatorView() { |
| 38 | delete fAnimator; |
| 39 | } |
| 40 | |
| 41 | void SkAnimatorView::setURIBase(const char dir[]) { |
| 42 | fBaseURI.set(dir); |
| 43 | } |
| 44 | |
| 45 | bool SkAnimatorView::decodeFile(const char path[]) { |
| 46 | SkFILEStream* is = new SkFILEStream(path); |
| 47 | SkAutoUnref aur(is); |
| 48 | return is->isValid() && this->decodeStream(is); |
| 49 | } |
| 50 | |
| 51 | bool SkAnimatorView::decodeMemory(const void* buffer, size_t size) { |
| 52 | SkMemoryStream* is = new SkMemoryStream(buffer, size); |
| 53 | SkAutoUnref aur(is); |
| 54 | return this->decodeStream(is); |
| 55 | } |
| 56 | |
reed@android.com | 0bb6d06 | 2010-05-17 14:50:04 +0000 | [diff] [blame] | 57 | static const SkDOMNode* find_nodeID(const SkDOM& dom, |
| 58 | const SkDOMNode* node, const char name[]) { |
| 59 | if (NULL == node) { |
| 60 | node = dom.getRootNode(); |
| 61 | } |
| 62 | do { |
| 63 | const char* idval = dom.findAttr(node, "id"); |
| 64 | if (idval && !strcmp(idval, name)) { |
| 65 | return node; |
| 66 | } |
| 67 | const SkDOMNode* child = dom.getFirstChild(node); |
| 68 | if (child) { |
| 69 | const SkDOMNode* found = find_nodeID(dom, child, name); |
| 70 | if (found) { |
| 71 | return found; |
| 72 | } |
| 73 | } |
| 74 | } while ((node = dom.getNextSibling(node)) != NULL); |
| 75 | return NULL; |
| 76 | } |
| 77 | |
reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 78 | bool SkAnimatorView::decodeStream(SkStream* stream) { |
| 79 | delete fAnimator; |
| 80 | fAnimator = new SkAnimator; |
| 81 | fAnimator->setURIBase(fBaseURI.c_str()); |
reed@android.com | 0bb6d06 | 2010-05-17 14:50:04 +0000 | [diff] [blame] | 82 | #if 0 |
reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 83 | if (!fAnimator->decodeStream(stream)) { |
| 84 | delete fAnimator; |
| 85 | fAnimator = NULL; |
| 86 | return false; |
| 87 | } |
reed@android.com | 0bb6d06 | 2010-05-17 14:50:04 +0000 | [diff] [blame] | 88 | #else |
| 89 | size_t len = stream->getLength(); |
| 90 | char* text = (char*)sk_malloc_throw(len); |
| 91 | stream->read(text, len); |
| 92 | SkDOM dom; |
| 93 | const SkDOM::Node* root = dom.build(text, len); |
| 94 | if (NULL == root) { |
| 95 | return false; |
| 96 | } |
| 97 | if (!fAnimator->decodeDOM(dom, root)) { |
| 98 | delete fAnimator; |
| 99 | fAnimator = NULL; |
| 100 | return false; |
| 101 | } |
| 102 | for (int i = 0; i <= 10; i++) { |
| 103 | SkString name("glyph"); |
| 104 | name.appendS32(i); |
| 105 | const SkDOM::Node* node = find_nodeID(dom, NULL, name.c_str()); |
| 106 | SkASSERT(node); |
| 107 | SkRect r; |
| 108 | dom.findScalar(node, "left", &r.fLeft); |
| 109 | dom.findScalar(node, "top", &r.fTop); |
| 110 | dom.findScalar(node, "width", &r.fRight); r.fRight += r.fLeft; |
| 111 | dom.findScalar(node, "height", &r.fBottom); r.fBottom += r.fTop; |
| 112 | SkDebugf("--- %s [%g %g %g %g]\n", name.c_str(), |
| 113 | r.fLeft, r.fTop, r.fRight, r.fBottom); |
| 114 | } |
| 115 | #endif |
reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 116 | return true; |
| 117 | } |
| 118 | |
| 119 | #include "SkTime.h" |
| 120 | |
| 121 | void SkAnimatorView::onDraw(SkCanvas* canvas) { |
| 122 | if (fAnimator) { |
| 123 | canvas->drawColor(SK_ColorWHITE); |
reed@android.com | 80b4ebe | 2009-10-21 19:41:10 +0000 | [diff] [blame] | 124 | fAnimator->draw(canvas, 0); |
reed@android.com | 0bb6d06 | 2010-05-17 14:50:04 +0000 | [diff] [blame] | 125 | #if 0 |
reed@android.com | 80b4ebe | 2009-10-21 19:41:10 +0000 | [diff] [blame] | 126 | canvas->save(); |
| 127 | canvas->translate(120, 30); |
| 128 | canvas->scale(0.5, 0.5); |
| 129 | fAnimator->draw(canvas, 0); |
| 130 | canvas->restore(); |
| 131 | |
| 132 | canvas->save(); |
| 133 | canvas->translate(190, 40); |
| 134 | canvas->scale(0.25, 0.25); |
| 135 | fAnimator->draw(canvas, 0); |
| 136 | canvas->restore(); |
| 137 | |
reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 138 | this->inval(NULL); |
reed@android.com | 0bb6d06 | 2010-05-17 14:50:04 +0000 | [diff] [blame] | 139 | #endif |
reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 140 | } |
| 141 | } |
| 142 | |
| 143 | ////////////////////////////////////////////////////////////////////////////// |
| 144 | |
| 145 | static SkView* MyFactory() { |
| 146 | SkAnimatorView* av = new SkAnimatorView; |
| 147 | // av->decodeFile("/skimages/test.xml"); |
reed@android.com | 0bb6d06 | 2010-05-17 14:50:04 +0000 | [diff] [blame] | 148 | #if 0 |
reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 149 | av->setURIBase("/skia/trunk/animations/"); |
reed@android.com | 80b4ebe | 2009-10-21 19:41:10 +0000 | [diff] [blame] | 150 | av->decodeFile("/skia/trunk/animations/checkbox.xml"); |
reed@android.com | 0bb6d06 | 2010-05-17 14:50:04 +0000 | [diff] [blame] | 151 | #else |
| 152 | av->setURIBase("/"); |
| 153 | av->decodeFile("/testanim.txt"); |
| 154 | #endif |
reed@android.com | 0f0cfae | 2009-10-13 13:33:16 +0000 | [diff] [blame] | 155 | return av; |
| 156 | } |
| 157 | |
| 158 | static SkViewRegister reg(MyFactory); |
| 159 | |