1 files changed, 214 insertions, 0 deletions
diff --git a/src/gui/emotepopup.cpp b/src/gui/emotepopup.cpp
new file mode 100644
index 000000000..2a0d94aca
--- /dev/null
+++ b/src/gui/emotepopup.cpp
@@ -0,0 +1,214 @@
+/*
+ *  Extended support for activating emotes
+ *  Copyright (C) 2009  Aethyra Development Team
+ *  Copyright (C) 2009  The Mana World Development Team
+ *  Copyright (C) 2009-2010  The Mana Developers
+ *
+ *  This file is part of The Mana Client.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "gui/emotepopup.h"
+
+#include "animatedsprite.h"
+#include "configuration.h"
+#include "emoteshortcut.h"
+#include "graphics.h"
+#include "localplayer.h"
+#include "log.h"
+
+#include "gui/theme.h"
+
+#include "resources/emotedb.h"
+#include "resources/image.h"
+#include "resources/iteminfo.h"
+
+#include "utils/dtor.h"
+
+#include <guichan/mouseinput.hpp>
+#include <guichan/selectionlistener.hpp>
+
+const int EmotePopup::gridWidth = 34;  // emote icon width + 4
+const int EmotePopup::gridHeight = 36; // emote icon height + 4
+
+static const int MAX_COLUMNS = 6;
+
+EmotePopup::EmotePopup():
+    mSelectedEmoteIndex(-1),
+    mHoveredEmoteIndex(-1),
+    mRowCount(1),
+    mColumnCount(1)
+{
+    // Setup emote sprites
+    for (int i = 0; i <= EmoteDB::getLast(); ++i)
+    {
+        const AnimatedSprite *sprite = EmoteDB::getAnimation(i, true);
+        if (sprite)
+            mEmotes.push_back(sprite);
+    }
+
+    mSelectionImage = Theme::getImageFromTheme("selection.png");
+    if (!mSelectionImage)
+        logger->log1("Error: Unable to load selection.png");
+
+    if (mSelectionImage)
+        mSelectionImage->setAlpha(Client::getGuiAlpha());
+
+    addMouseListener(this);
+    recalculateSize();
+    setVisible(true);
+}
+
+EmotePopup::~EmotePopup()
+{
+    if (mSelectionImage)
+        mSelectionImage->decRef();
+}
+
+void EmotePopup::draw(gcn::Graphics *graphics)
+{
+    Popup::draw(graphics);
+
+    if (!mColumnCount)
+        return;
+
+    const unsigned int emoteCount = static_cast<unsigned>(mEmotes.size());
+    const unsigned int emotesLeft
+        = static_cast<unsigned>(mEmotes.size() % mColumnCount);
+
+    for (unsigned int i = 0; i < emoteCount ; i++)
+    {
+        int row = i / mColumnCount;
+        int column = i % mColumnCount;
+
+        unsigned int emoteX = 4 + column * gridWidth;
+        unsigned int emoteY = 4 + row * gridHeight;
+
+        // Center the last row when there are less emotes than columns
+        if (emotesLeft > 0 && row == mRowCount - 1)
+            emoteX += (mColumnCount - emotesLeft) * gridWidth / 2;
+
+        // Draw selection image below hovered item
+        if (mSelectionImage && static_cast<int>(i) == mHoveredEmoteIndex)
+        {
+            static_cast<Graphics*>(graphics)->drawImage(
+                    mSelectionImage, emoteX, emoteY + 4);
+        }
+
+        // Draw emote icon
+        if (mEmotes[i])
+            mEmotes[i]->draw(static_cast<Graphics*>(graphics), emoteX, emoteY);
+    }
+}
+
+void EmotePopup::mousePressed(gcn::MouseEvent &event)
+{
+    if (event.getButton() != gcn::MouseEvent::LEFT)
+        return;
+
+    const int index = getIndexAt(event.getX(), event.getY());
+    if (index != -1)
+    {
+        setSelectedEmoteIndex(index);
+        if (emoteShortcut)
+        {
+            emoteShortcut->setEmoteSelected(
+                static_cast<unsigned char>(index + 1));
+        }
+    }
+}
+
+void EmotePopup::mouseMoved(gcn::MouseEvent &event)
+{
+    Popup::mouseMoved(event);
+
+    mHoveredEmoteIndex = getIndexAt(event.getX(), event.getY());
+}
+
+int EmotePopup::getSelectedEmote() const
+{
+    return 1 + mSelectedEmoteIndex;
+}
+
+void EmotePopup::setSelectedEmoteIndex(int index)
+{
+    if (index == mSelectedEmoteIndex)
+        return;
+
+    mSelectedEmoteIndex = index;
+    distributeValueChangedEvent();
+}
+
+int EmotePopup::getIndexAt(int x, int y) const
+{
+    if (!gridWidth || !gridHeight)
+        return -1;
+
+    const unsigned int emotesLeft
+        = static_cast<unsigned>(mEmotes.size() % mColumnCount);
+    const unsigned int row = y / gridHeight;
+    unsigned int column;
+
+    // Take into account that the last row is centered
+    if (emotesLeft > 0 && static_cast<signed>(row) == mRowCount - 1)
+    {
+        int unsigned emotesMissing = mColumnCount - emotesLeft;
+        column = std::min((x - emotesMissing * gridWidth / 2) / gridWidth,
+                          emotesLeft - 1);
+    }
+    else
+    {
+        column = std::min(x / gridWidth, mColumnCount - 1);
+    }
+
+    int unsigned index = column + (row * mColumnCount);
+
+    if (index < mEmotes.size())
+        return index;
+
+    return -1;
+}
+
+void EmotePopup::recalculateSize()
+{
+    const unsigned emoteCount = static_cast<unsigned>(mEmotes.size());
+
+    mRowCount = emoteCount / MAX_COLUMNS;
+    if (emoteCount % MAX_COLUMNS > 0)
+        ++mRowCount;
+
+    if (mRowCount)
+        mColumnCount = emoteCount / mRowCount;
+    else
+        mColumnCount = 1;
+
+    if (emoteCount % mRowCount > 0)
+        ++mColumnCount;
+
+    setContentSize(mColumnCount * gridWidth, mRowCount * gridHeight);
+}
+
+void EmotePopup::distributeValueChangedEvent()
+{
+    gcn::SelectionEvent event(this);
+    Listeners::const_iterator i_end = mListeners.end();
+    Listeners::const_iterator i;
+
+    for (i = mListeners.begin(); i != i_end; ++i)
+    {
+        if (*i)
+            (*i)->valueChanged(event);
+    }
+}