Add ability to change map border

editor.cpp

     ui->comboBox_ConnectionDirection->blockSignals(false);
 }
 
+void Editor::onBorderMetatilesChanged() {
+    displayMapBorder();
+}
+
 void Editor::setConnectionsVisibility(bool visible) {
     for (QGraphicsPixmapItem* item : map->connection_items) {
         item->setVisible(visible);
     );
 
     displayMetatiles();
+    displayBorderMetatiles();
     displayCollisionMetatiles();
     displayElevationMetatiles();
     displayMapEvents();
     scene_metatiles->addItem(metatiles_item);
 }
 
+void Editor::displayBorderMetatiles() {
+    scene_selected_border_metatiles = new QGraphicsScene;
+    selected_border_metatiles_item = new BorderMetatilesPixmapItem(map);
+    selected_border_metatiles_item->draw();
+    scene_selected_border_metatiles->addItem(selected_border_metatiles_item);
+
+    connect(selected_border_metatiles_item, SIGNAL(borderMetatilesChanged()), this, SLOT(onBorderMetatilesChanged()));
+}
+
 void Editor::displayCollisionMetatiles() {
     scene_collision_metatiles = new QGraphicsScene;
     collision_metatiles_item = new CollisionMetatilesPixmapItem(map);
     }
 }
 
+void BorderMetatilesPixmapItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
+    QPointF pos = event->pos();
+    int x = ((int)pos.x()) / 16;
+    int y = ((int)pos.y()) / 16;
+
+    for (int i = 0; i < map->paint_tile_width && (i + x) < 2; i++) {
+        for (int j = 0; j < map->paint_tile_height && (j + y) < 2; j++) {
+            int blockIndex = (j + y) * 2 + (i + x);
+            int tile = map->getSelectedBlockIndex(map->paint_tile_index + i + (j * 8));
+            (*map->layout->border->blocks)[blockIndex].tile = tile;
+        }
+    }
+
+    draw();
+    emit borderMetatilesChanged();
+}
+
+void BorderMetatilesPixmapItem::draw() {
+    QImage image(32, 32, QImage::Format_RGBA8888);
+    QPainter painter(&image);
+    QList<Block> *blocks = map->layout->border->blocks;
+
+    for (int i = 0; i < 2; i++)
+    for (int j = 0; j < 2; j++)
+    {
+        int x = i * 16;
+        int y = j * 16;
+        int index = j * 2 + i;
+        QImage metatile_image = Metatile::getMetatileImage(blocks->value(index).tile, map->layout->tileset_primary, map->layout->tileset_secondary);
+        QPoint metatile_origin = QPoint(x, y);
+        painter.drawImage(metatile_origin, metatile_image);
+    }
+
+    painter.end();
+    setPixmap(QPixmap::fromImage(image));
+}
+
 void MovementPermissionsPixmapItem::mousePressEvent(QGraphicsSceneMouseEvent* event) {
     QPointF pos = event->pos();
     int x = ((int)pos.x()) / 16;

editor.h

 class CollisionPixmapItem;
 class ConnectionPixmapItem;
 class MetatilesPixmapItem;
+class BorderMetatilesPixmapItem;
 class CollisionMetatilesPixmapItem;
 class ElevationMetatilesPixmapItem;
 
     void setMap(QString map_name);
     void displayMap();
     void displayMetatiles();
+    void displayBorderMetatiles();
     void displayCollisionMetatiles();
     void displayElevationMetatiles();
     void displayMapEvents();
     QList<QGraphicsPixmapItem*> borderItems;
 
     QGraphicsScene *scene_metatiles = NULL;
+    QGraphicsScene *scene_selected_border_metatiles = NULL;
     QGraphicsScene *scene_collision_metatiles = NULL;
     QGraphicsScene *scene_elevation_metatiles = NULL;
     MetatilesPixmapItem *metatiles_item = NULL;
+    BorderMetatilesPixmapItem *selected_border_metatiles_item = NULL;
     CollisionMetatilesPixmapItem *collision_metatiles_item = NULL;
     ElevationMetatilesPixmapItem *elevation_metatiles_item = NULL;
 
     void onConnectionItemSelected(ConnectionPixmapItem* connectionItem);
     void onConnectionItemDoubleClicked(ConnectionPixmapItem* connectionItem);
     void onConnectionDirectionChanged(QString newDirection);
+    void onBorderMetatilesChanged();
 
 signals:
     void objectsChanged();
     void mouseReleaseEvent(QGraphicsSceneMouseEvent*);
 };
 
+class BorderMetatilesPixmapItem : public QObject, public QGraphicsPixmapItem {
+    Q_OBJECT
+public:
+    BorderMetatilesPixmapItem(Map *map_) {
+        map = map_;
+        setAcceptHoverEvents(true);
+    }
+    Map* map = NULL;
+    virtual void draw();
+signals:
+    void borderMetatilesChanged();
+protected:
+    void mousePressEvent(QGraphicsSceneMouseEvent*);
+};
+
 class MovementPermissionsPixmapItem : public MetatilesPixmapItem {
     Q_OBJECT
 public:

mainwindow.cpp

     //ui->graphicsView_Metatiles->setSceneRect(editor->scene_metatiles->sceneRect());
     ui->graphicsView_Metatiles->setFixedSize(editor->metatiles_item->pixmap().width() + 2, editor->metatiles_item->pixmap().height() + 2);
 
+    ui->graphicsView_BorderMetatile->setScene(editor->scene_selected_border_metatiles);
+    ui->graphicsView_BorderMetatile->setFixedSize(editor->selected_border_metatiles_item->pixmap().width() + 2, editor->selected_border_metatiles_item->pixmap().height() + 2);
+
     ui->graphicsView_Collision->setScene(editor->scene_collision_metatiles);
     //ui->graphicsView_Collision->setSceneRect(editor->scene_collision_metatiles->sceneRect());
     ui->graphicsView_Collision->setFixedSize(editor->collision_metatiles_item->pixmap().width() + 2, editor->collision_metatiles_item->pixmap().height() + 2);

mainwindow.ui

         </sizepolicy>
        </property>
        <property name="currentIndex">
-        <number>1</number>
+        <number>0</number>
        </property>
        <property name="tabsClosable">
         <bool>false</bool>
                     <rect>
                      <x>0</x>
                      <y>0</y>
-                     <width>614</width>
+                     <width>475</width>
                      <height>621</height>
                     </rect>
                    </property>
                      <rect>
                       <x>0</x>
                       <y>0</y>
-                      <width>180</width>
-                      <height>629</height>
+                      <width>358</width>
+                      <height>612</height>
                      </rect>
                     </property>
                     <property name="sizePolicy">
                       <verstretch>0</verstretch>
                      </sizepolicy>
                     </property>
-                    <layout class="QGridLayout" name="gridLayout_5" rowstretch="0" columnstretch="0">
+                    <layout class="QGridLayout" name="gridLayout_5" rowstretch="0,0" columnstretch="0">
+                     <property name="sizeConstraint">
+                      <enum>QLayout::SetDefaultConstraint</enum>
+                     </property>
                      <property name="leftMargin">
                       <number>0</number>
                      </property>
                      <property name="bottomMargin">
                       <number>0</number>
                      </property>
-                     <property name="spacing">
+                     <property name="horizontalSpacing">
                       <number>0</number>
                      </property>
+                     <property name="verticalSpacing">
+                      <number>8</number>
+                     </property>
                      <item row="0" column="0">
+                      <widget class="QFrame" name="frame_10">
+                       <property name="sizePolicy">
+                        <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+                         <horstretch>0</horstretch>
+                         <verstretch>0</verstretch>
+                        </sizepolicy>
+                       </property>
+                       <property name="frameShape">
+                        <enum>QFrame::NoFrame</enum>
+                       </property>
+                       <property name="frameShadow">
+                        <enum>QFrame::Raised</enum>
+                       </property>
+                       <layout class="QHBoxLayout" name="horizontalLayout_5">
+                        <property name="spacing">
+                         <number>6</number>
+                        </property>
+                        <property name="sizeConstraint">
+                         <enum>QLayout::SetDefaultConstraint</enum>
+                        </property>
+                        <item>
+                         <widget class="QLabel" name="label_16">
+                          <property name="sizePolicy">
+                           <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+                            <horstretch>0</horstretch>
+                            <verstretch>0</verstretch>
+                           </sizepolicy>
+                          </property>
+                          <property name="text">
+                           <string>Border</string>
+                          </property>
+                         </widget>
+                        </item>
+                        <item>
+                         <widget class="QGraphicsView" name="graphicsView_BorderMetatile">
+                          <property name="sizePolicy">
+                           <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+                            <horstretch>0</horstretch>
+                            <verstretch>0</verstretch>
+                           </sizepolicy>
+                          </property>
+                          <property name="maximumSize">
+                           <size>
+                            <width>16777215</width>
+                            <height>48</height>
+                           </size>
+                          </property>
+                          <property name="frameShape">
+                           <enum>QFrame::StyledPanel</enum>
+                          </property>
+                          <property name="frameShadow">
+                           <enum>QFrame::Sunken</enum>
+                          </property>
+                          <property name="verticalScrollBarPolicy">
+                           <enum>Qt::ScrollBarAsNeeded</enum>
+                          </property>
+                         </widget>
+                        </item>
+                        <item>
+                         <spacer name="horizontalSpacer_12">
+                          <property name="orientation">
+                           <enum>Qt::Horizontal</enum>
+                          </property>
+                          <property name="sizeType">
+                           <enum>QSizePolicy::Maximum</enum>
+                          </property>
+                          <property name="sizeHint" stdset="0">
+                           <size>
+                            <width>40</width>
+                            <height>20</height>
+                           </size>
+                          </property>
+                         </spacer>
+                        </item>
+                       </layout>
+                      </widget>
+                     </item>
+                     <item row="1" column="0">
                       <widget class="QGraphicsView" name="graphicsView_Metatiles">
                        <property name="enabled">
                         <bool>true</bool>
                        </property>
                        <property name="sizePolicy">
-                        <sizepolicy hsizetype="Ignored" vsizetype="Ignored">
+                        <sizepolicy hsizetype="Preferred" vsizetype="MinimumExpanding">
                          <horstretch>0</horstretch>
                          <verstretch>0</verstretch>
                         </sizepolicy>

map.cpp

     return layout->height.toInt(nullptr, 0);
 }
 
-Tileset* Map::getBlockTileset(int metatile_index) {
-    int primary_size = 0x200;
-    if (metatile_index < primary_size) {
-        return layout->tileset_primary;
-    } else {
-        return layout->tileset_secondary;
-    }
-}
-
-QList<QList<QRgb>> Map::getBlockPalettes(int metatile_index) {
-    QList<QList<QRgb>> palettes;
-    for (int i = 0; i < 6; i++) {
-        palettes.append(layout->tileset_primary->palettes->at(i));
-    }
-    for (int i = 6; i < layout->tileset_secondary->palettes->length(); i++) {
-        palettes.append(layout->tileset_secondary->palettes->at(i));
-    }
-    return palettes;
-}
-
-int Map::getBlockIndex(int index) {
-    int primary_size = 0x200;
-    if (index < primary_size) {
-        return index;
-    } else {
-        return index - primary_size;
-    }
-}
-
 int Map::getSelectedBlockIndex(int index) {
     if (index < layout->tileset_primary->metatiles->length()) {
         return index;
     }
 }
 
-QImage Map::getMetatileTile(int tile) {
-    Tileset *tileset = getBlockTileset(tile);
-    int local_index = getBlockIndex(tile);
-    if (!tileset || !tileset->tiles) {
-        return QImage();
-    }
-    return tileset->tiles->value(local_index, QImage());
-}
-
-Metatile* Map::getMetatile(int index) {
-    Tileset *tileset = getBlockTileset(index);
-    int local_index = getBlockIndex(index);
-    if (!tileset || !tileset->metatiles) {
-        return NULL;
-    }
-    Metatile *metatile = tileset->metatiles->value(local_index, NULL);
-    return metatile;
-}
-
 QImage Map::getCollisionMetatileImage(Block block) {
     return getCollisionMetatileImage(block.collision);
 }
     return metatile_image;
 }
 
-QImage Map::getMetatileImage(int tile) {
-
-    QImage metatile_image(16, 16, QImage::Format_RGBA8888);
-
-    Metatile* metatile = getMetatile(tile);
-    if (!metatile || !metatile->tiles) {
-        metatile_image.fill(0xffffffff);
-        return metatile_image;
-    }
-
-    Tileset* blockTileset = getBlockTileset(tile);
-    if (!blockTileset) {
-        metatile_image.fill(0xffffffff);
-        return metatile_image;
-    }
-    QList<QList<QRgb>> palettes = getBlockPalettes(tile);
-
-    QPainter metatile_painter(&metatile_image);
-    for (int layer = 0; layer < 2; layer++)
-    for (int y = 0; y < 2; y++)
-    for (int x = 0; x < 2; x++) {
-        Tile tile_ = metatile->tiles->value((y * 2) + x + (layer * 4));
-        QImage tile_image = getMetatileTile(tile_.tile);
-        if (tile_image.isNull()) {
-            // Some metatiles specify tiles that are outside the valid range.
-            // These are treated as completely transparent, so they can be skipped without
-            // being drawn.
-            continue;
-        }
-
-        // Colorize the metatile tiles with its palette.
-        QList<QRgb> palette = palettes.value(tile_.palette);
-        for (int j = 0; j < palette.length(); j++) {
-            tile_image.setColor(j, palette.value(j));
-        }
-
-        // The top layer of the metatile has its last color displayed at transparent.
-        if (layer > 0) {
-            QColor color(tile_image.color(15));
-            color.setAlpha(0);
-            tile_image.setColor(15, color.rgba());
-        }
-
-        QPoint origin = QPoint(x*8, y*8);
-        metatile_painter.drawImage(origin, tile_image.mirrored(tile_.xflip == 1, tile_.yflip == 1));
-    }
-    metatile_painter.end();
-
-    return metatile_image;
-}
-
 bool Map::blockChanged(int i, Blockdata *cache) {
     if (cache == NULL || cache == nullptr) {
         return true;
         }
         changed_any = true;
         Block block = layout->blockdata->blocks->value(i);
-        QImage metatile_image = getMetatileImage(block.tile);
+        QImage metatile_image = Metatile::getMetatileImage(block.tile, layout->tileset_primary, layout->tileset_secondary);
         QImage collision_metatile_image = getCollisionMetatileImage(block);
         QImage elevation_metatile_image = getElevationMetatileImage(block);
         int map_y = width_ ? i / width_ : 0;
         }
         changed_any = true;
         Block block = layout->blockdata->blocks->value(i);
-        QImage metatile_image = getMetatileImage(block.tile);
+        QImage metatile_image = Metatile::getMetatileImage(block.tile, layout->tileset_primary, layout->tileset_secondary);
         int map_y = width_ ? i / width_ : 0;
         int map_x = width_ ? i % width_ : 0;
         QPoint metatile_origin = QPoint(map_x * 16, map_y * 16);
         }
         changed_any = true;
         Block block = layout->border->blocks->value(i);
-        QImage metatile_image = getMetatileImage(block.tile);
+        QImage metatile_image = Metatile::getMetatileImage(block.tile, layout->tileset_primary, layout->tileset_secondary);
         int map_y = i / width_;
         int map_x = i % width_;
         painter.drawImage(QPoint(map_x * 16, map_y * 16), metatile_image);
         if (i >= primary_length) {
             tile += 0x200 - primary_length;
         }
-        QImage metatile_image = getMetatileImage(tile);
+        QImage metatile_image = Metatile::getMetatileImage(tile, layout->tileset_primary, layout->tileset_secondary);
         int map_y = i / width_;
         int map_x = i % width_;
         QPoint metatile_origin = QPoint(map_x * 16, map_y * 16);

map.h

     static QString bgEventsLabelFromName(QString mapName);
     int getWidth();
     int getHeight();
-    Tileset* getBlockTileset(int);
-    int getBlockIndex(int);
     int getSelectedBlockIndex(int);
     int getDisplayedBlockIndex(int);
-    Metatile* getMetatile(int);
-    QImage getMetatileImage(int);
-    QImage getMetatileTile(int);
     QPixmap render(bool ignoreCache);
     QPixmap renderMetatiles();
 
     void hoveredElevationTileChanged(int elevation);
     void clearHoveredElevationTile();
 
-    QList<QList<QRgb> > getBlockPalettes(int metatile_index);
-
 signals:
     void paintTileChanged(Map *map);
     void paintCollisionChanged(Map *map);

metatile.cpp

-#include "metatile.h"
-
-Metatile::Metatile()
-{
-    tiles = new QList<Tile>;
-}

metatile.h

-#ifndef METATILE_H
-#define METATILE_H
-
-#include "tile.h"
-#include <QList>
-
-class Metatile
-{
-public:
-    Metatile();
-public:
-    QList<Tile> *tiles = NULL;
-    int attr;
-};
-
-#endif // METATILE_H

pretmap.pro

     blockdata.cpp \
     block.cpp \
     tileset.cpp \
-    metatile.cpp \
     tile.cpp \
     event.cpp \
     editor.cpp \
     blockdata.h \
     block.h \
     tileset.h \
-    metatile.h \
     tile.h \
     event.h \
     editor.h \

project.cpp

 #include "project.h"
 #include "tile.h"
 #include "tileset.h"
-#include "metatile.h"
 #include "event.h"
 
 #include <QDebug>

tileset.cpp

 #include "tileset.h"
 
+#include <QPainter>
+#include <QImage>
+
 Tileset::Tileset()
 {
 
 }
+
+Metatile::Metatile()
+{
+    tiles = new QList<Tile>;
+}
+
+QImage Metatile::getMetatileImage(int tile, Tileset *primaryTileset, Tileset *secondaryTileset) {
+    QImage metatile_image(16, 16, QImage::Format_RGBA8888);
+
+    Metatile* metatile = Metatile::getMetatile(tile, primaryTileset, secondaryTileset);
+    if (!metatile || !metatile->tiles) {
+        metatile_image.fill(0xffffffff);
+        return metatile_image;
+    }
+
+    Tileset* blockTileset = Metatile::getBlockTileset(tile, primaryTileset, secondaryTileset);
+    if (!blockTileset) {
+        metatile_image.fill(0xffffffff);
+        return metatile_image;
+    }
+    QList<QList<QRgb>> palettes = Metatile::getBlockPalettes(primaryTileset, secondaryTileset);
+
+    QPainter metatile_painter(&metatile_image);
+    for (int layer = 0; layer < 2; layer++)
+    for (int y = 0; y < 2; y++)
+    for (int x = 0; x < 2; x++) {
+        Tile tile_ = metatile->tiles->value((y * 2) + x + (layer * 4));
+        QImage tile_image = Metatile::getMetatileTile(tile_.tile, primaryTileset, secondaryTileset);
+        if (tile_image.isNull()) {
+            // Some metatiles specify tiles that are outside the valid range.
+            // These are treated as completely transparent, so they can be skipped without
+            // being drawn.
+            continue;
+        }
+
+        // Colorize the metatile tiles with its palette.
+        QList<QRgb> palette = palettes.value(tile_.palette);
+        for (int j = 0; j < palette.length(); j++) {
+            tile_image.setColor(j, palette.value(j));
+        }
+
+        // The top layer of the metatile has its last color displayed at transparent.
+        if (layer > 0) {
+            QColor color(tile_image.color(15));
+            color.setAlpha(0);
+            tile_image.setColor(15, color.rgba());
+        }
+
+        QPoint origin = QPoint(x*8, y*8);
+        metatile_painter.drawImage(origin, tile_image.mirrored(tile_.xflip == 1, tile_.yflip == 1));
+    }
+    metatile_painter.end();
+
+    return metatile_image;
+}
+
+Metatile* Metatile::getMetatile(int index, Tileset *primaryTileset, Tileset *secondaryTileset) {
+    Tileset *tileset = Metatile::getBlockTileset(index, primaryTileset, secondaryTileset);
+    int local_index = Metatile::getBlockIndex(index);
+    if (!tileset || !tileset->metatiles) {
+        return NULL;
+    }
+    Metatile *metatile = tileset->metatiles->value(local_index, NULL);
+    return metatile;
+}
+
+QImage Metatile::getMetatileTile(int tile, Tileset *primaryTileset, Tileset *secondaryTileset) {
+    Tileset *tileset = Metatile::getBlockTileset(tile, primaryTileset, secondaryTileset);
+    int local_index = Metatile::getBlockIndex(tile);
+    if (!tileset || !tileset->tiles) {
+        return QImage();
+    }
+    return tileset->tiles->value(local_index, QImage());
+}
+
+Tileset* Metatile::getBlockTileset(int metatile_index, Tileset *primaryTileset, Tileset *secondaryTileset) {
+    int primary_size = 0x200;
+    if (metatile_index < primary_size) {
+        return primaryTileset;
+    } else {
+        return secondaryTileset;
+    }
+}
+
+int Metatile::getBlockIndex(int index) {
+    int primary_size = 0x200;
+    if (index < primary_size) {
+        return index;
+    } else {
+        return index - primary_size;
+    }
+}
+
+QList<QList<QRgb>> Metatile::getBlockPalettes(Tileset *primaryTileset, Tileset *secondaryTileset) {
+    QList<QList<QRgb>> palettes;
+    for (int i = 0; i < 6; i++) {
+        palettes.append(primaryTileset->palettes->at(i));
+    }
+    for (int i = 6; i < secondaryTileset->palettes->length(); i++) {
+        palettes.append(secondaryTileset->palettes->at(i));
+    }
+    return palettes;
+}

tileset.h

 #ifndef TILESET_H
 #define TILESET_H
 
-#include "metatile.h"
+#include "tile.h"
 #include <QImage>
 
+class Metatile;
+
 class Tileset
 {
 public:
     QList<QList<QRgb>> *palettes = NULL;
 };
 
+class Metatile
+{
+public:
+    Metatile();
+public:
+    QList<Tile> *tiles = NULL;
+    int attr;
+
+    static QImage getMetatileImage(int, Tileset*, Tileset*);
+    static Metatile* getMetatile(int, Tileset*, Tileset*);
+    static QImage getMetatileTile(int, Tileset*, Tileset*);
+    static Tileset* getBlockTileset(int, Tileset*, Tileset*);
+    static int getBlockIndex(int);
+    static QList<QList<QRgb>> getBlockPalettes(Tileset*, Tileset*);
+};
+
 #endif // TILESET_H