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50
51#include "domimage.h"
52
53#include <QVariant>
54
55#include <qscriptcontext.h>
56
57QScriptValue DomImage::s_self;
58
59DomImage::DomImage()
60{
61}
62
63
64int DomImage::width() const
65{
66 return m_image.width();
67}
68
69
70int DomImage::height() const
71{
72 return m_image.height();
73}
74
75
76QString DomImage::src() const
77{
78 return m_src;
79}
80
81void DomImage::setSrc(const QString &src)
82{
83 m_src = src;
84 m_image = QImage(m_src);
85}
86
87
88QString DomImage::name() const
89{
90 return m_src;
91}
92
93static QScriptValue Image(QScriptContext *context, QScriptEngine *env)
94{
95 QScriptValue val = context->thisObject();
96 DomImage *image = new DomImage();
97 QScriptValue klass = env->newVariant(value: QVariant::fromValue(value: image));
98 klass.setPrototype(DomImage::s_self);
99 return klass;
100}
101
102
103static QScriptValue width(QScriptContext *context, QScriptEngine *)
104{
105 QScriptValue val = context->thisObject();
106
107 DomImage *image = qvariant_cast<DomImage*> (v: val.toVariant());
108 if (image)
109 return image->width();
110
111 return 0;
112}
113
114
115static QScriptValue height(QScriptContext *context, QScriptEngine *)
116{
117 QScriptValue val = context->thisObject();
118
119 DomImage *image = qvariant_cast<DomImage*> (v: val.toVariant());
120 if (image)
121 return image->height();
122
123 return 0;
124}
125
126
127static QScriptValue setSrc(QScriptContext *context, QScriptEngine *env)
128{
129 QScriptValue val = context->thisObject();
130 QString src = context->argument(index: 0).toString();
131
132 DomImage *image = qvariant_cast<DomImage*> (v: val.toVariant());
133 if (image)
134 image->setSrc(src);
135
136 return env->undefinedValue();
137}
138
139
140static QScriptValue name(QScriptContext *context, QScriptEngine *)
141{
142 QScriptValue val = context->thisObject();
143
144 DomImage *image = qvariant_cast<DomImage*> (v: val.toVariant());
145 if (image)
146 return image->name();
147
148 return QString();
149}
150
151
152void DomImage::setup(QScriptEngine *e)
153{
154 qRegisterMetaType<DomImage>();
155
156 e->globalObject().setProperty(name: "Image",
157 value: e->newFunction(signature: ::Image, length: 0));
158
159 s_self = e->newObject();
160 s_self.setProperty(name: "setSrc", value: e->newFunction(signature: &::setSrc, length: 1));
161 s_self.setProperty(name: "width", value: e->newFunction(signature: &::width));
162 s_self.setProperty(name: "height", value: e->newFunction(signature: &::height));
163 s_self.setProperty(name: "name", value: e->newFunction(signature: &::name));
164
165 e->setDefaultPrototype(metaTypeId: qMetaTypeId<DomImage>(), prototype: s_self);
166}
167

source code of qtscript/examples/script/context2d/domimage.cpp