Rework minimap rendering

src/client/uiminimap.cpp

@@ -0,0 +1,108 @@
+/*
+ * Copyright (c) 2010-2013 OTClient <https://github.com/edubart/otclient>
+ *
+ * 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 "uiminimap.h"
+#include "minimap.h"
+#include "game.h"
+
+#include <framework/graphics/painter.h>
+
+UIMinimap::UIMinimap()
+{
+    m_crossEnabled = true;
+    m_zoom = 0;
+    m_minZoom = -5;
+    m_maxZoom = 5;
+}
+
+void UIMinimap::drawSelf(Fw::DrawPane drawPane)
+{
+    UIWidget::drawSelf(drawPane);
+
+    if((drawPane & Fw::ForegroundPane) == 0)
+        return;
+
+    g_minimap.draw(getPaddingRect(), getCameraPosition(), m_scale);
+
+    // draw a cross in the center
+    Rect vRect(0, 0, 2, 10);
+    Rect hRect(0, 0, 10, 2);
+    vRect.moveCenter(m_rect.center());
+    hRect.moveCenter(m_rect.center());
+    g_painter->setColor(Color::white);
+    g_painter->drawFilledRect(vRect);
+    g_painter->drawFilledRect(hRect);
+}
+
+bool UIMinimap::setZoom(int zoom)
+{
+    if(zoom < m_minZoom || zoom > m_maxZoom)
+        return false;
+    m_zoom = zoom;
+    if(m_zoom < 0)
+        m_scale = 1.0f / (1 << std::abs(zoom));
+    else if(m_zoom > 0)
+        m_scale = 1.0f * (1 << std::abs(zoom));
+    else
+        m_scale = 1;
+    return true;
+}
+
+void UIMinimap::followCreature(const CreaturePtr& creature)
+{
+    m_followingCreature = creature;
+    m_cameraPosition = Position();
+}
+
+void UIMinimap::setCameraPosition(const Position& pos)
+{
+    m_followingCreature = nullptr;
+    m_cameraPosition = pos;
+}
+
+Position UIMinimap::getPosition(const Point& mousePos)
+{
+    return g_minimap.getPosition(mousePos, getPaddingRect(), getCameraPosition(), m_scale);
+}
+
+Position UIMinimap::getCameraPosition()
+{
+    if(m_followingCreature)
+        return m_followingCreature->getPosition();
+    else
+        return m_cameraPosition;
+}
+
+void UIMinimap::onStyleApply(const std::string& styleName, const OTMLNodePtr& styleNode)
+{
+    UIWidget::onStyleApply(styleName, styleNode);
+    for(const OTMLNodePtr& node : styleNode->children()) {
+        if(node->tag() == "zoom")
+            setZoom(node->value<int>());
+        else if(node->tag() == "max-zoom")
+            setMaxZoom(node->value<int>());
+        else if(node->tag() == "min-zoom")
+            setMinZoom(node->value<int>());
+        else if(node->tag() == "cross")
+            setCross(node->value<bool>());
+    }
+}