1/*
2 * This file is part of the WebKit open source project.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#include "config.h"
21#include "WebKitDOMHTMLCanvasElement.h"
22
23#include <WebCore/CSSImportRule.h>
24#include "DOMObjectCache.h"
25#include <WebCore/DOMException.h>
26#include <WebCore/Document.h>
27#include "GObjectEventListener.h"
28#include <WebCore/JSExecState.h>
29#include "WebKitDOMEventPrivate.h"
30#include "WebKitDOMEventTarget.h"
31#include "WebKitDOMHTMLCanvasElementPrivate.h"
32#include "WebKitDOMNodePrivate.h"
33#include "WebKitDOMPrivate.h"
34#include "ConvertToUTF8String.h"
35#include <wtf/GetPtr.h>
36#include <wtf/RefPtr.h>
37
38G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
39
40namespace WebKit {
41
42WebKitDOMHTMLCanvasElement* kit(WebCore::HTMLCanvasElement* obj)
43{
44 return WEBKIT_DOM_HTML_CANVAS_ELEMENT(kit(static_cast<WebCore::Node*>(obj)));
45}
46
47WebCore::HTMLCanvasElement* core(WebKitDOMHTMLCanvasElement* request)
48{
49 return request ? static_cast<WebCore::HTMLCanvasElement*>(WEBKIT_DOM_OBJECT(request)->coreObject) : 0;
50}
51
52WebKitDOMHTMLCanvasElement* wrapHTMLCanvasElement(WebCore::HTMLCanvasElement* coreObject)
53{
54 ASSERT(coreObject);
55 return WEBKIT_DOM_HTML_CANVAS_ELEMENT(g_object_new(WEBKIT_DOM_TYPE_HTML_CANVAS_ELEMENT, "core-object", coreObject, nullptr));
56}
57
58} // namespace WebKit
59
60static gboolean webkit_dom_html_canvas_element_dispatch_event(WebKitDOMEventTarget* target, WebKitDOMEvent* event, GError** error)
61{
62 WebCore::Event* coreEvent = WebKit::core(event);
63 if (!coreEvent)
64 return false;
65 WebCore::HTMLCanvasElement* coreTarget = static_cast<WebCore::HTMLCanvasElement*>(WEBKIT_DOM_OBJECT(target)->coreObject);
66
67 auto result = coreTarget->dispatchEventForBindings(*coreEvent);
68 if (result.hasException()) {
69 auto description = WebCore::DOMException::description(result.releaseException().code());
70 g_set_error_literal(error, g_quark_from_string("WEBKIT_DOM"), description.legacyCode, description.name);
71 return false;
72 }
73 return result.releaseReturnValue();
74}
75
76static gboolean webkit_dom_html_canvas_element_add_event_listener(WebKitDOMEventTarget* target, const char* eventName, GClosure* handler, gboolean useCapture)
77{
78 WebCore::HTMLCanvasElement* coreTarget = static_cast<WebCore::HTMLCanvasElement*>(WEBKIT_DOM_OBJECT(target)->coreObject);
79 return WebKit::GObjectEventListener::addEventListener(G_OBJECT(target), coreTarget, eventName, handler, useCapture);
80}
81
82static gboolean webkit_dom_html_canvas_element_remove_event_listener(WebKitDOMEventTarget* target, const char* eventName, GClosure* handler, gboolean useCapture)
83{
84 WebCore::HTMLCanvasElement* coreTarget = static_cast<WebCore::HTMLCanvasElement*>(WEBKIT_DOM_OBJECT(target)->coreObject);
85 return WebKit::GObjectEventListener::removeEventListener(G_OBJECT(target), coreTarget, eventName, handler, useCapture);
86}
87
88static void webkit_dom_html_canvas_element_dom_event_target_init(WebKitDOMEventTargetIface* iface)
89{
90 iface->dispatch_event = webkit_dom_html_canvas_element_dispatch_event;
91 iface->add_event_listener = webkit_dom_html_canvas_element_add_event_listener;
92 iface->remove_event_listener = webkit_dom_html_canvas_element_remove_event_listener;
93}
94
95G_DEFINE_TYPE_WITH_CODE(WebKitDOMHTMLCanvasElement, webkit_dom_html_canvas_element, WEBKIT_DOM_TYPE_HTML_ELEMENT, G_IMPLEMENT_INTERFACE(WEBKIT_DOM_TYPE_EVENT_TARGET, webkit_dom_html_canvas_element_dom_event_target_init))
96
97enum {
98 DOM_HTML_CANVAS_ELEMENT_PROP_0,
99 DOM_HTML_CANVAS_ELEMENT_PROP_WIDTH,
100 DOM_HTML_CANVAS_ELEMENT_PROP_HEIGHT,
101};
102
103static void webkit_dom_html_canvas_element_set_property(GObject* object, guint propertyId, const GValue* value, GParamSpec* pspec)
104{
105 WebKitDOMHTMLCanvasElement* self = WEBKIT_DOM_HTML_CANVAS_ELEMENT(object);
106
107 switch (propertyId) {
108 case DOM_HTML_CANVAS_ELEMENT_PROP_WIDTH:
109 webkit_dom_html_canvas_element_set_width(self, g_value_get_long(value));
110 break;
111 case DOM_HTML_CANVAS_ELEMENT_PROP_HEIGHT:
112 webkit_dom_html_canvas_element_set_height(self, g_value_get_long(value));
113 break;
114 default:
115 G_OBJECT_WARN_INVALID_PROPERTY_ID(object, propertyId, pspec);
116 break;
117 }
118}
119
120static void webkit_dom_html_canvas_element_get_property(GObject* object, guint propertyId, GValue* value, GParamSpec* pspec)
121{
122 WebKitDOMHTMLCanvasElement* self = WEBKIT_DOM_HTML_CANVAS_ELEMENT(object);
123
124 switch (propertyId) {
125 case DOM_HTML_CANVAS_ELEMENT_PROP_WIDTH:
126 g_value_set_long(value, webkit_dom_html_canvas_element_get_width(self));
127 break;
128 case DOM_HTML_CANVAS_ELEMENT_PROP_HEIGHT:
129 g_value_set_long(value, webkit_dom_html_canvas_element_get_height(self));
130 break;
131 default:
132 G_OBJECT_WARN_INVALID_PROPERTY_ID(object, propertyId, pspec);
133 break;
134 }
135}
136
137static void webkit_dom_html_canvas_element_class_init(WebKitDOMHTMLCanvasElementClass* requestClass)
138{
139 GObjectClass* gobjectClass = G_OBJECT_CLASS(requestClass);
140 gobjectClass->set_property = webkit_dom_html_canvas_element_set_property;
141 gobjectClass->get_property = webkit_dom_html_canvas_element_get_property;
142
143 g_object_class_install_property(
144 gobjectClass,
145 DOM_HTML_CANVAS_ELEMENT_PROP_WIDTH,
146 g_param_spec_long(
147 "width",
148 "HTMLCanvasElement:width",
149 "read-write glong HTMLCanvasElement:width",
150 G_MINLONG, G_MAXLONG, 0,
151 WEBKIT_PARAM_READWRITE));
152
153 g_object_class_install_property(
154 gobjectClass,
155 DOM_HTML_CANVAS_ELEMENT_PROP_HEIGHT,
156 g_param_spec_long(
157 "height",
158 "HTMLCanvasElement:height",
159 "read-write glong HTMLCanvasElement:height",
160 G_MINLONG, G_MAXLONG, 0,
161 WEBKIT_PARAM_READWRITE));
162
163}
164
165static void webkit_dom_html_canvas_element_init(WebKitDOMHTMLCanvasElement* request)
166{
167 UNUSED_PARAM(request);
168}
169
170glong webkit_dom_html_canvas_element_get_width(WebKitDOMHTMLCanvasElement* self)
171{
172 WebCore::JSMainThreadNullState state;
173 g_return_val_if_fail(WEBKIT_DOM_IS_HTML_CANVAS_ELEMENT(self), 0);
174 WebCore::HTMLCanvasElement* item = WebKit::core(self);
175 glong result = item->width();
176 return result;
177}
178
179void webkit_dom_html_canvas_element_set_width(WebKitDOMHTMLCanvasElement* self, glong value)
180{
181 WebCore::JSMainThreadNullState state;
182 g_return_if_fail(WEBKIT_DOM_IS_HTML_CANVAS_ELEMENT(self));
183 WebCore::HTMLCanvasElement* item = WebKit::core(self);
184 item->setWidth(value);
185}
186
187glong webkit_dom_html_canvas_element_get_height(WebKitDOMHTMLCanvasElement* self)
188{
189 WebCore::JSMainThreadNullState state;
190 g_return_val_if_fail(WEBKIT_DOM_IS_HTML_CANVAS_ELEMENT(self), 0);
191 WebCore::HTMLCanvasElement* item = WebKit::core(self);
192 glong result = item->height();
193 return result;
194}
195
196void webkit_dom_html_canvas_element_set_height(WebKitDOMHTMLCanvasElement* self, glong value)
197{
198 WebCore::JSMainThreadNullState state;
199 g_return_if_fail(WEBKIT_DOM_IS_HTML_CANVAS_ELEMENT(self));
200 WebCore::HTMLCanvasElement* item = WebKit::core(self);
201 item->setHeight(value);
202}
203
204G_GNUC_END_IGNORE_DEPRECATIONS;
205