changeset 22:1533fe3e3d64

Client: add JavaScript bindings for Font, #456 While here, add loadFont to ClientResourcesLoader.
author David Demelier <markand@malikania.fr>
date Mon, 04 Apr 2016 22:09:06 +0200
parents a087bc11ba04
children ed63752a8720
files libclient/CMakeLists.txt libclient/malikania/client-resources-loader.cpp libclient/malikania/client-resources-loader.h libclient/malikania/js-font.cpp libclient/malikania/js-font.h libclient/malikania/js-window.cpp tests/libclient/CMakeLists.txt tests/libclient/font/main.cpp tests/libclient/js-font/CMakeLists.txt tests/libclient/js-font/main.cpp tests/libclient/js-font/resources/DejaVuSans.ttf
diffstat 11 files changed, 315 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/libclient/CMakeLists.txt	Mon Apr 04 21:35:13 2016 +0200
+++ b/libclient/CMakeLists.txt	Mon Apr 04 22:09:06 2016 +0200
@@ -25,6 +25,7 @@
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/font.h
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/image.h
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-color.h
+	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-font.h
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-image.h
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-line.h
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-point.h
@@ -51,6 +52,7 @@
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/font.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/image.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-color.cpp
+	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-font.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-image.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-line.cpp
 	${CMAKE_CURRENT_SOURCE_DIR}/malikania/js-point.cpp
--- a/libclient/malikania/client-resources-loader.cpp	Mon Apr 04 21:35:13 2016 +0200
+++ b/libclient/malikania/client-resources-loader.cpp	Mon Apr 04 22:09:06 2016 +0200
@@ -57,6 +57,11 @@
 	return Size((*it)[0].toInt(), (*it)[1].toInt());
 }
 
+Font ClientResourcesLoader::loadFont(const std::string &id, unsigned size)
+{
+	return Font(locator().read(id), size);
+}
+
 Image ClientResourcesLoader::loadImage(const std::string &id)
 {
 	return Image(locator().read(id));
--- a/libclient/malikania/client-resources-loader.h	Mon Apr 04 21:35:13 2016 +0200
+++ b/libclient/malikania/client-resources-loader.h	Mon Apr 04 22:09:06 2016 +0200
@@ -22,6 +22,7 @@
 #include <malikania/resources-loader.h>
 
 #include "animation.h"
+#include "font.h"
 #include "image.h"
 #include "size.h"
 #include "sprite.h"
@@ -74,6 +75,16 @@
 	}
 
 	/**
+	 * Load a font.
+	 *
+	 * @param id the resource id
+	 * @param size the desired size
+	 * @return the font
+	 * @throw std::runtime_error on errors
+	 */
+	virtual Font loadFont(const std::string &id, unsigned size);
+
+	/**
 	 * Load an image.
 	 *
 	 * @param id the resource id
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libclient/malikania/js-font.cpp	Mon Apr 04 22:09:06 2016 +0200
@@ -0,0 +1,82 @@
+/*
+ * js-font.cpp -- font object (JavaScript binding)
+ *
+ * Copyright (c) 2013-2016 Malikania Authors
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include "client-resources-loader.h"
+#include "js-font.h"
+#include "js-size.h"
+
+namespace malikania {
+
+namespace {
+
+duk::Ret constructor(duk::ContextPtr ctx)
+{
+	duk::StackAssert sa(ctx);
+
+	if (!duk_is_constructor_call(ctx)) {
+		duk::raise(ctx, DUK_ERR_ERROR, "font must be new-constructed");
+	}
+
+	try {
+		auto loader = duk::getGlobal<duk::RawPointer<ClientResourcesLoader>>(ctx, "\xff""\xff""loader");
+		auto id = duk::require<std::string>(ctx, 0);
+		auto size = duk::require<int>(ctx, 1);
+
+		if (size < 0) {
+			duk::raise(ctx, DUK_ERR_RANGE_ERROR, "%d must not be negative", size);
+		}
+
+		duk::construct(ctx, duk::Pointer<Font>{new Font(loader->loadFont(id, static_cast<unsigned>(size)))});
+	} catch (const std::exception &ex) {
+		duk::raise(ctx, DUK_ERR_ERROR, "%s", ex.what());
+	}
+
+	return 0;
+}
+
+duk::Ret clip(duk::ContextPtr ctx)
+{
+	try {
+		duk::push(ctx, duk::self<duk::Pointer<Font>>(ctx)->clip(duk::require<std::string>(ctx, 0)));
+	} catch (const std::exception &ex) {
+		duk::raise(ctx, DUK_ERR_ERROR, "%s", ex.what());
+	}
+
+	return 1;
+}
+
+const duk::FunctionMap methods{
+	{ "clip",	{ clip, 1 } }
+};
+
+} // !namespace
+
+void loadMalikaniaFont(duk::ContextPtr ctx)
+{
+	duk::StackAssert sa(ctx);
+
+	duk::getGlobal<void>(ctx, "Malikania");
+	duk::push(ctx, duk::Function{constructor, 2});
+	duk::push(ctx, duk::Object());
+	duk::push(ctx, methods);
+	duk::putProperty(ctx, -2, "prototype");
+	duk::putProperty(ctx, -2, "Font");
+	duk::pop(ctx);
+}
+
+} // !malikania
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libclient/malikania/js-font.h	Mon Apr 04 22:09:06 2016 +0200
@@ -0,0 +1,78 @@
+/*
+ * js-font.h -- font object (JavaScript binding)
+ *
+ * Copyright (c) 2013-2016 Malikania Authors
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef MALIKANIA_JS_FONT_H
+#define MALIKANIA_JS_FONT_H
+
+#include "font.h"
+#include "js.h"
+
+namespace malikania {
+
+namespace duk {
+
+/**
+ * @brief JavaScript binding for Font.
+ */
+template <>
+class TypeTraits<Font> {
+public:
+	/**
+	 * Put the Font prototype to the top of the stack.
+	 *
+	 * @param ctx the context
+	 */
+	static void prototype(duk::ContextPtr ctx)
+	{
+		duk::StackAssert sa(ctx, 1);
+
+		duk::getGlobal<void>(ctx, "Malikania");
+		duk::getGlobal<void>(ctx, "Font");
+		duk::getProperty<void>(ctx, -1, "prototype");
+		duk::remove(ctx, -2);
+		duk::remove(ctx, -2);
+	}
+
+	/**
+	 * Get the object signature.
+	 *
+	 * @return Window signature
+	 */
+	static inline std::string name()
+	{
+		return "\xff""\xff""Font";
+	}
+
+	/**
+	 * Get inheritance list.
+	 *
+	 * @return empty
+	 */
+	static std::vector<std::string> inherits()
+	{
+		return {};
+	}
+};
+
+} // !duk
+
+void loadMalikaniaFont(duk::ContextPtr ctx);
+
+} // !malikania
+
+#endif // !MALIKANIA_JS_FONT_H
--- a/libclient/malikania/js-window.cpp	Mon Apr 04 21:35:13 2016 +0200
+++ b/libclient/malikania/js-window.cpp	Mon Apr 04 22:09:06 2016 +0200
@@ -17,6 +17,7 @@
  */
 
 #include "js-color.h"
+#include "js-font.h"
 #include "js-line.h"
 #include "js-point.h"
 #include "js-rectangle.h"
@@ -143,6 +144,26 @@
 	return 0;
 }
 
+duk::Ret drawText(duk::ContextPtr ctx)
+{
+	try {
+		auto self = duk::self<duk::Pointer<Window>>(ctx);
+		auto text = duk::require<std::string>(ctx, 0);
+		auto font = duk::get<duk::Pointer<Font>>(ctx, 1);
+		auto rect = duk::get<Rectangle>(ctx, 2);
+
+		if (!rect.isNull()) {
+			self->drawText(text, *font, rect);
+		} else {
+			self->drawText(text, *font, Point(rect.x(), rect.y()));
+		}
+	} catch (const std::exception &ex) {
+		duk::raise(ctx, DUK_ERR_ERROR, "%s", ex.what());
+	}
+
+	return 0;
+}
+
 duk::Ret fillRectangle(duk::ContextPtr ctx)
 {
 	try {
@@ -185,6 +206,7 @@
 	{ "drawPoints",		{ drawPoints,		1 } },
 	{ "drawRectangle",	{ drawRectangle,	1 } },
 	{ "drawRectangles",	{ drawRectangles,	1 } },
+	{ "drawText",		{ drawText,		3 } },
 	{ "fillRectangle",	{ fillRectangle,	1 } },
 	{ "fillRectangles",	{ fillRectangles,	1 } },
 	{ "present",		{ present,		0 } },
--- a/tests/libclient/CMakeLists.txt	Mon Apr 04 21:35:13 2016 +0200
+++ b/tests/libclient/CMakeLists.txt	Mon Apr 04 22:09:06 2016 +0200
@@ -28,6 +28,7 @@
 
 # JavaScript bindings
 add_subdirectory(js-color)
+add_subdirectory(js-font)
 add_subdirectory(js-image)
 add_subdirectory(js-line)
 add_subdirectory(js-point)
--- a/tests/libclient/font/main.cpp	Mon Apr 04 21:35:13 2016 +0200
+++ b/tests/libclient/font/main.cpp	Mon Apr 04 22:09:06 2016 +0200
@@ -21,6 +21,7 @@
 
 #include <gtest/gtest.h>
 
+#include <malikania/client-resources-loader.h>
 #include <malikania/color.h>
 #include <malikania/font.h>
 #include <malikania/point.h>
@@ -40,12 +41,14 @@
 class TestFont : public testing::Test {
 protected:
 	ResourcesLocatorDirectory m_locator;
+	ClientResourcesLoader m_loader;
 	Font m_font;
 
 public:
 	TestFont()
 		: m_locator(SOURCE_DIRECTORY "/resources")
-		, m_font(m_locator.read("DejaVuSans.ttf"), 10)
+		, m_loader(m_locator)
+		, m_font(m_loader.loadFont("DejaVuSans.ttf", 10))
 	{
 		window.setDrawingColor(Color("black"));
 		window.clear();
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/libclient/js-font/CMakeLists.txt	Mon Apr 04 22:09:06 2016 +0200
@@ -0,0 +1,25 @@
+#
+# CMakeLists.txt -- CMake build system for malikania
+#
+# Copyright (c) 2013-2016 Malikania Authors
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+malikania_create_test(
+	NAME js-font
+	LIBRARIES libclient
+	SOURCES main.cpp
+	RESOURCES
+		resources/DejaVuSans.ttf
+)
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/libclient/js-font/main.cpp	Mon Apr 04 22:09:06 2016 +0200
@@ -0,0 +1,85 @@
+/*
+ * main.cpp -- test Font (JavaScript binding)
+ *
+ * Copyright (c) 2013-2016 Malikania Authors
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <chrono>
+#include <thread>
+
+#include <gtest/gtest.h>
+
+#include <malikania/client-resources-loader.h>
+#include <malikania/js-font.h>
+#include <malikania/js-window.h>
+#include <malikania/resources-locator.h>
+
+using namespace malikania;
+
+using namespace std::chrono_literals;
+
+class TestFont : public testing::Test {
+protected:
+	ResourcesLocatorDirectory m_locator;
+	ClientResourcesLoader m_loader;
+
+	duk::Context m_ctx;
+
+public:
+	TestFont()
+		: m_locator(SOURCE_DIRECTORY "/resources")
+		, m_loader(m_locator)
+	{
+		duk::putGlobal(m_ctx, "Malikania", duk::Object());
+
+		loadMalikaniaFont(m_ctx);
+		loadMalikaniaWindow(m_ctx);
+
+		/* Store the loader */
+		duk::putGlobal(m_ctx, "\xff""\xff""loader", duk::RawPointer<ClientResourcesLoader>{&m_loader});
+	}
+};
+
+TEST_F(TestFont, basic)
+{
+	try {
+		auto ret = duk::pevalString(m_ctx,
+			"w = new Malikania.Window();"
+			"f = new Malikania.Font('DejaVuSans.ttf', 10);"
+			"w.setDrawingColor('lightskyblue');"
+			"w.clear();"
+			"s = 'The world is Malikania.';"
+			"c = f.clip(s);"
+			"w.setDrawingColor('white');"
+			"w.drawText(s, f, { x: 320 - (c.width / 2), y: 240 - (c.height / 2) });"
+			"w.present();"
+		);
+
+		if (ret != 0) {
+			throw duk::error(m_ctx, -1);
+		}
+
+		std::this_thread::sleep_for(3s);
+	} catch (const std::exception &ex) {
+		FAIL() << ex.what();
+	}
+}
+
+int main(int argc, char **argv)
+{
+	testing::InitGoogleTest(&argc, argv);
+
+	return RUN_ALL_TESTS();
+}
Binary file tests/libclient/js-font/resources/DejaVuSans.ttf has changed