From 1fc30fc77b5588c4b651085c21003aceb4ec5083 Mon Sep 17 00:00:00 2001
From: Vojtech Bocek <vbocek@gmail.com>
Date: Wed, 29 Jan 2014 18:37:19 +0100
Subject: Implement mouse cursor

Signed-off-by: Vojtech Bocek <vbocek@gmail.com>

Change-Id: I66d6db7b3ed9cca50b469d125b36224332e06913
---
 gui/mousecursor.cpp | 154 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 154 insertions(+)
 create mode 100644 gui/mousecursor.cpp

(limited to 'gui/mousecursor.cpp')

diff --git a/gui/mousecursor.cpp b/gui/mousecursor.cpp
new file mode 100644
index 000000000..1c22356f9
--- /dev/null
+++ b/gui/mousecursor.cpp
@@ -0,0 +1,154 @@
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <sys/reboot.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/mman.h>
+#include <sys/types.h>
+#include <sys/ioctl.h>
+#include <time.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+#include <string>
+
+extern "C" {
+#include "../twcommon.h"
+#include "../minuitwrp/minui.h"
+}
+
+#include "rapidxml.hpp"
+#include "objects.hpp"
+
+MouseCursor::MouseCursor(int resX, int resY)
+{
+	ResetData(resX, resY);
+}
+
+MouseCursor::~MouseCursor()
+{
+}
+
+void MouseCursor::ResetData(int resX, int resY)
+{
+	m_resX = resX;
+	m_resY = resY;
+	m_moved = false;
+	m_speedMultiplier = 2.5f;
+	m_image = NULL;
+	m_present = false;
+
+	ConvertStrToColor("red", &m_color);
+
+	SetRenderPos(resX/2, resY/2, 10, 10);
+}
+
+void MouseCursor::LoadData(xml_node<>* node)
+{
+	xml_attribute<>* attr;
+	xml_node<>* child;
+
+	child = node->first_node("placement");
+	if(child)
+		LoadPlacement(child, &mRenderX, &mRenderY, &mRenderW, &mRenderH);
+
+	child = node->first_node("background");
+	if(child)
+	{
+		attr = child->first_attribute("color");
+		if(attr)
+			ConvertStrToColor(attr->value(), &m_color);
+
+		attr = child->first_attribute("resource");
+		if(attr)
+		{
+			m_image = PageManager::FindResource(attr->value());
+			if(m_image)
+			{
+				mRenderW = gr_get_width(m_image->GetResource());
+				mRenderH = gr_get_height(m_image->GetResource());
+			}
+		}
+	}
+
+	child = node->first_node("speed");
+	if(child)
+	{
+		attr = child->first_attribute("multiplier");
+		if(attr)
+			m_speedMultiplier = atof(attr->value());
+	}
+}
+
+int MouseCursor::Render(void)
+{
+	if(!m_present)
+		return 0;
+
+	if(m_image)
+	{
+		gr_blit(m_image->GetResource(), 0, 0, mRenderW, mRenderH, mRenderX, mRenderY);
+	}
+	else
+	{
+		gr_color(m_color.red, m_color.green, m_color.blue, m_color.alpha);
+		gr_fill(mRenderX, mRenderY, mRenderW, mRenderH);
+	}
+	return 0;
+}
+
+int MouseCursor::Update(void)
+{
+	if(m_present != ev_has_mouse())
+	{
+		m_present = ev_has_mouse();
+		if(m_present)
+			SetRenderPos(m_resX/2, m_resY/2);
+		return 2;
+	}
+
+	if(m_present && m_moved)
+	{
+		m_moved = false;
+		return 2;
+	}
+	return 0;
+}
+
+int MouseCursor::SetRenderPos(int x, int y, int w, int h)
+{
+	if(x == mRenderX && y == mRenderY)
+		m_moved = true;
+
+	return RenderObject::SetRenderPos(x, y, w, h);
+}
+
+void MouseCursor::Move(int deltaX, int deltaY)
+{
+	if(deltaX != 0)
+	{
+		mRenderX += deltaX*m_speedMultiplier;
+		mRenderX = (std::min)(mRenderX, m_resX);
+		mRenderX = (std::max)(mRenderX, 0);
+
+		m_moved = true;
+	}
+
+	if(deltaY != 0)
+	{
+		mRenderY += deltaY*m_speedMultiplier;
+		mRenderY = (std::min)(mRenderY, m_resY);
+		mRenderY = (std::max)(mRenderY, 0);
+
+		m_moved = true;
+	}
+}
+
+void MouseCursor::GetPos(int& x, int& y)
+{
+	x = mRenderX;
+	y = mRenderY;
+}
-- 
cgit v1.2.3