Bitmap font example

andersm · Sep 3, 2015 · fabcfe4 · fabcfe4
1 parent dc37832
commit fabcfe4
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Showing 5 changed files with 168 additions and 3 deletions.
diff --git a/Build/CMakeLists.txt b/Build/CMakeLists.txt
@@ -141,7 +141,7 @@ if(APPLE)
 	option(BUILD_FRAMEWORK "Build Framework bundle for OSX" OFF)
 endif()
 
-option(BUILD_SAMPLES "Build samples" OFF)
+option(BUILD_SAMPLES "Build samples" ON)
 if(WIN32)
 	option(SKIP_DIRECTX_SAMPLES "Skip build of all DirectX related samples.  Only applies if BUILD_SAMPLES is ON" OFF)
 	option(SKIP_DIRECTX9_SAMPLE "Skip build of DirectX 9 related sample.  Only applies if BUILD_SAMPLES is ON and SKIP_DIRECTX_SAMPLES is OFF" OFF)
@@ -457,7 +457,7 @@ endmacro()
 if(BUILD_SAMPLES)
     include(SampleFileList)
 
-    set(samples treeview customlog drag loaddocument)
+    set(samples treeview customlog drag loaddocument bitmapfont)
     set(tutorials template datagrid datagrid_tree tutorial_drag)
 
 if(NOT BUILD_FRAMEWORK)

diff --git a/Build/cmake/SampleFileList.cmake b/Build/cmake/SampleFileList.cmake
@@ -45,6 +45,13 @@ set(loaddocument_SRC_FILES
     ${PROJECT_SOURCE_DIR}/Samples/basic/loaddocument/src/main.cpp
 )
 
+set(bitmapfont_HDR_FILES
+)
+
+set(bitmapfont_SRC_FILES
+    ${PROJECT_SOURCE_DIR}/Samples/basic/bitmapfont/src/main.cpp
+)
+
 set(ogre3d_HDR_FILES
     ${PROJECT_SOURCE_DIR}/Samples/basic/ogre3d/src/RenderInterfaceOgre3D.h
     ${PROJECT_SOURCE_DIR}/Samples/basic/ogre3d/src/RocketApplication.h

diff --git a/Samples/assets/Arial.fnt b/Samples/assets/Arial.fnt
@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <font>
   <info face="Arial" size="26" bold="0" italic="0" src="Arial_0.tga"/>
-  <common lineHeight="26" base="21" scaleW="1024" scaleH="1024" />
+  <common lineHeight="26" base="26" scaleW="1024" scaleH="1024" />
   <chars count="191">
     <char id="32" x="170" y="40" width="1" height="1" xoffset="0" yoffset="21" xadvance="6" />
     <char id="33" x="643" y="19" width="2" height="17" xoffset="3" yoffset="4" xadvance="8" />

diff --git a/Samples/assets/bitmapfont.rml b/Samples/assets/bitmapfont.rml
@@ -0,0 +1,28 @@
+<rml>
+	<head>
+		<title>Demo</title>
+		<link type="text/template" href="window.rml" />
+		<style>
+			body
+			{
+				width: 300px;
+				height: 225px;
+				font-family: Arial;
+				margin: auto;
+			}
+
+			div#title_bar div#icon
+			{
+				display: none;
+			}
+
+			div#content
+			{
+				text-align: left;
+			}
+		</style>
+	</head>
+	<body template="window">
+		This is a bitmap font<br/>sample.
+	</body>
+</rml>
diff --git a/Samples/basic/bitmapfont/src/main.cpp b/Samples/basic/bitmapfont/src/main.cpp
@@ -0,0 +1,130 @@
+/*
+ * This source file is part of libRocket, the HTML/CSS Interface Middleware
+ *
+ * For the latest information, see http://www.librocket.com
+ *
+ * Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#include <Rocket/Core.h>
+#include <Rocket/Debugger.h>
+#include <Input.h>
+#include <Shell.h>
+
+Rocket::Core::Context* context = NULL;
+
+ShellRenderInterfaceExtensions *shell_renderer;
+
+void GameLoop()
+{
+	context->Update();
+
+	shell_renderer->PrepareRenderBuffer();
+	context->Render();
+	shell_renderer->PresentRenderBuffer();
+}
+
+#if defined ROCKET_PLATFORM_WIN32
+#include <windows.h>
+int APIENTRY WinMain(HINSTANCE ROCKET_UNUSED_PARAMETER(instance_handle), HINSTANCE ROCKET_UNUSED_PARAMETER(previous_instance_handle), char* ROCKET_UNUSED_PARAMETER(command_line), int ROCKET_UNUSED_PARAMETER(command_show))
+#else
+int main(int ROCKET_UNUSED_PARAMETER(argc), char** ROCKET_UNUSED_PARAMETER(argv))
+#endif
+{
+#ifdef ROCKET_PLATFORM_WIN32
+	ROCKET_UNUSED(instance_handle);
+	ROCKET_UNUSED(previous_instance_handle);
+	ROCKET_UNUSED(command_line);
+	ROCKET_UNUSED(command_show);
+#else
+	ROCKET_UNUSED(argc);
+	ROCKET_UNUSED(argv);
+#endif
+
+#ifdef ROCKET_PLATFORM_LINUX
+#define APP_PATH "../Samples/basic/loaddocument/"
+#else
+#define APP_PATH "../../Samples/basic/loaddocument/"
+#endif
+
+#ifdef ROCKET_PLATFORM_WIN32
+        DoAllocConsole();
+#endif
+
+        int window_width = 1024;
+        int window_height = 768;
+
+	ShellRenderInterfaceOpenGL opengl_renderer;
+	shell_renderer = &opengl_renderer;
+
+	// Generic OS initialisation, creates a window and attaches OpenGL.
+	if (!Shell::Initialise(APP_PATH) ||
+		!Shell::OpenWindow("Load Document Sample", shell_renderer, window_width, window_height, true))
+	{
+		Shell::Shutdown();
+		return -1;
+	}
+
+	// Rocket initialisation.
+	Rocket::Core::SetRenderInterface(&opengl_renderer);
+	shell_renderer->SetViewport(window_width, window_height);
+
+	ShellSystemInterface system_interface;
+	Rocket::Core::SetSystemInterface(&system_interface);
+
+	Rocket::Core::Initialise();
+
+	// Create the main Rocket context and set it on the shell's input layer.
+	context = Rocket::Core::CreateContext("main", Rocket::Core::Vector2i(window_width, window_height));
+	if (context == NULL)
+	{
+		Rocket::Core::Shutdown();
+		Shell::Shutdown();
+		return -1;
+	}
+
+	Rocket::Debugger::Initialise(context);
+	Input::SetContext(context);
+	shell_renderer->SetContext(context);
+
+    // Load bitmap font
+    Rocket::Core::FontDatabase::LoadFontFace("../../assets/Arial.fnt");
+
+    // Load and show the demo document.
+	Rocket::Core::ElementDocument* document = context->LoadDocument("../../assets/bitmapfont.rml");
+	if (document != NULL)
+	{
+		document->Show();
+		document->RemoveReference();
+	}
+
+	Shell::EventLoop(GameLoop);
+
+	// Shutdown Rocket.
+	context->RemoveReference();
+	Rocket::Core::Shutdown();
+
+	Shell::CloseWindow();
+	Shell::Shutdown();
+
+	return 0;
+}