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LibWeb: Generate HTMLCanvasElement bindings from IDL :^)

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This commit is contained in:
Andreas Kling 2020-06-21 15:37:13 +02:00
parent 119dd2c541
commit b959d06ace
8 changed files with 30 additions and 175 deletions
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106
Libraries/LibWeb/Bindings/HTMLCanvasElementWrapper.cpp
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@ -1,106 +0,0 @@
/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/FlyString.h>
#include <AK/Function.h>
#include <LibJS/Interpreter.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/PrimitiveString.h>
#include <LibJS/Runtime/Value.h>
#include <LibWeb/Bindings/CanvasRenderingContext2DWrapper.h>
#include <LibWeb/Bindings/HTMLCanvasElementWrapper.h>
#include <LibWeb/DOM/CanvasRenderingContext2D.h>
#include <LibWeb/DOM/HTMLCanvasElement.h>
namespace Web {
namespace Bindings {
HTMLCanvasElementWrapper::HTMLCanvasElementWrapper(JS::GlobalObject& global_object, HTMLCanvasElement& element)
: HTMLElementWrapper(global_object, element)
{
}
void HTMLCanvasElementWrapper::initialize(JS::Interpreter& interpreter, JS::GlobalObject& global_object)
{
ElementWrapper::initialize(interpreter, global_object);
define_native_function("getContext", get_context, 1);
define_native_property("width", width_getter, nullptr);
define_native_property("height", height_getter, nullptr);
}
HTMLCanvasElementWrapper::~HTMLCanvasElementWrapper()
{
}
HTMLCanvasElement& HTMLCanvasElementWrapper::node()
{
return static_cast<HTMLCanvasElement&>(NodeWrapper::impl());
}
const HTMLCanvasElement& HTMLCanvasElementWrapper::node() const
{
return static_cast<const HTMLCanvasElement&>(NodeWrapper::impl());
}
static HTMLCanvasElement* impl_from(JS::Interpreter& interpreter, JS::GlobalObject& global_object)
{
auto* this_object = interpreter.this_value(global_object).to_object(interpreter, global_object);
if (!this_object)
return nullptr;
// FIXME: Verify that it's a HTMLCanvasElementWrapper somehow!
return &static_cast<HTMLCanvasElementWrapper*>(this_object)->node();
}
JS_DEFINE_NATIVE_FUNCTION(HTMLCanvasElementWrapper::get_context)
{
auto* impl = impl_from(interpreter, global_object);
if (!impl)
return {};
auto context_type = interpreter.argument(0).to_string(interpreter);
if (interpreter.exception())
return {};
if (context_type != "2d")
return JS::js_null();
auto* context = impl->get_context(context_type);
return wrap(interpreter.heap(), *context);
}
JS_DEFINE_NATIVE_GETTER(HTMLCanvasElementWrapper::width_getter)
{
if (auto* impl = impl_from(interpreter, global_object))
return JS::Value(impl->requested_width());
return {};
}
JS_DEFINE_NATIVE_GETTER(HTMLCanvasElementWrapper::height_getter)
{
if (auto* impl = impl_from(interpreter, global_object))
return JS::Value(impl->requested_height());
return {};
}
}
}

53
Libraries/LibWeb/Bindings/HTMLCanvasElementWrapper.h
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@ -1,53 +0,0 @@
/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <LibWeb/Bindings/HTMLElementWrapper.h>
namespace Web {
namespace Bindings {
class HTMLCanvasElementWrapper : public HTMLElementWrapper {
public:
HTMLCanvasElementWrapper(JS::GlobalObject&, HTMLCanvasElement&);
virtual void initialize(JS::Interpreter&, JS::GlobalObject&) override;
virtual ~HTMLCanvasElementWrapper() override;
HTMLCanvasElement& node();
const HTMLCanvasElement& node() const;
private:
virtual const char* class_name() const override { return "HTMLCanvasElementWrapper"; }
JS_DECLARE_NATIVE_FUNCTION(get_context);
JS_DECLARE_NATIVE_GETTER(width_getter);
JS_DECLARE_NATIVE_GETTER(height_getter);
};
}
}