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468 lines
13 KiB
Text
468 lines
13 KiB
Text
/*
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** usermap browser
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** Adapted from the loadsavemenu code.
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**
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**---------------------------------------------------------------------------
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** Copyright 2001-2010 Randy Heit
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** Copyright 2010-2021 Christoph Oelckers
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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struct UsermapEntry native
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{
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native readonly String displayname;
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native readonly String container;
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native readonly String filename;
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native readonly String info;
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native readonly int size;
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}
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struct UsermapDirectory native
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{
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native readonly String dirname;
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native readonly UsermapDirectory parent;
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native static UsermapDirectory ReadData();
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native int GetNumEntries();
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native int GetNumDirectories();
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native UsermapEntry GetEntry(int num);
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native UsermapDirectory GetDirectory(int num);
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String GetInfo(int Selected)
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{
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if (parent) Selected--;
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Selected -= GetNumDirectories();
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let entry = GetEntry(Selected);
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if (!entry) return "";
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if (entry.info.Length() > 0) return String.Format("Map %s: %s\n%s", entry.filename, StringTable.Localize(entry.info), entry.container);
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return String.Format("Map %s\n%s", entry.filename, entry.container);
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}
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void Select(int Selected)
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{
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}
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}
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class UsermapMenu : ListMenu
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{
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UsermapDirectory currentDir;
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int TopItem;
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int Selected;
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int NumTotalEntries;
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int previewLeft;
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int previewTop;
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int previewWidth;
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int previewHeight;
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int rowHeight;
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int listboxLeft;
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int listboxTop;
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int listboxWidth;
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int listboxRows;
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int listboxHeight;
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int listboxRight;
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int commentLeft;
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int commentTop;
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int commentWidth;
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int commentHeight;
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int commentRows;
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bool mEntering;
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double FontScale;
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int numparent, numdirs, numentries;
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BrokenLines BrokenComment;
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Array<int> selects;
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// private to this menu to prevent exploits.
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private native static void StartMap(UsermapEntry entry);
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private native static void DrawPreview(UsermapEntry entry, int left, int top, int width, int height);
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//=============================================================================
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//
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//
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//
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//=============================================================================
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override void Init(Menu parent, ListMenuDescriptor desc)
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{
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Super.Init(parent, desc);
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currentDir = UsermapDirectory.ReadData();
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SetSize();
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SetWindows();
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}
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private void SetWindows()
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{
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bool aspect43 = true;
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int Width43 = screen.GetHeight() * 4 / 3;
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int Left43 = (screen.GetWidth() - Width43) / 2;
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double wScale = Width43 / 640.;
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previewLeft = Left43 + int(20 * wScale);
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previewTop = int(mDesc.mYpos * screen.GetHeight() / 200);
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previewWidth = int(260 * wScale);
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previewHeight = int(260 * wScale);
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FontScale = max(screen.GetHeight() / 480, 1);
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rowHeight = int(max((NewConsoleFont.GetHeight() + 1) * FontScale, 1));
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listboxLeft = previewLeft + previewWidth + int(20*wScale);
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listboxTop = previewTop;
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listboxWidth = Width43 + Left43 - listboxLeft - int(30 * wScale);
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int listboxHeight1 = screen.GetHeight() - listboxTop - int(20*wScale);
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listboxRows = (listboxHeight1 - 1) / rowHeight;
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listboxHeight = listboxRows * rowHeight + 1;
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listboxRight = listboxLeft + listboxWidth;
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commentLeft = previewLeft;
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commentTop = previewTop + previewHeight + int(16 * wScale);
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commentWidth = previewWidth;
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commentHeight = listboxHeight - previewHeight - int(16 * wScale);
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commentRows = commentHeight / rowHeight;
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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virtual void DrawFrame(int left, int top, int width, int height)
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{
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let framecolor = Color(255, 80, 80, 80);
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Screen.DrawLineFrame(framecolor, left, top, width, height, screen.GetHeight() / 240);
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}
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void SetSize()
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{
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numparent = (currentDir.parent != null);
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numdirs = currentDir.GetNumDirectories();
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numentries = currentDir.GetNumEntries();
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NumTotalEntries = numparent + numdirs + numentries;
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}
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override void Drawer ()
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{
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Super.Drawer();
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int i;
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int j;
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SetWindows();
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DrawFrame(previewLeft, previewTop, previewWidth, previewHeight);
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screen.Dim(0, 0.6, previewLeft, previewTop, previewWidth, previewHeight);
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if (Selected >= numparent + numdirs)
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{
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let entry = currentDir.GetEntry(Selected - numparent - numdirs);
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DrawPreview(entry, previewLeft, previewTop, previewWidth, previewHeight);
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}
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// Draw comment area
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DrawFrame (commentLeft, commentTop, commentWidth, commentHeight);
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screen.Dim(0, 0.6, commentLeft, commentTop, commentWidth, commentHeight);
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int numlinestoprint = min(commentRows, BrokenComment? BrokenComment.Count() : 0);
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for(int i = 0; i < numlinestoprint; i++)
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{
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screen.DrawText(NewConsoleFont, Font.CR_ORANGE, commentLeft / FontScale, (commentTop + rowHeight * i) / FontScale, BrokenComment.StringAt(i),
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DTA_VirtualWidthF, screen.GetWidth() / FontScale, DTA_VirtualHeightF, screen.GetHeight() / FontScale, DTA_KeepRatio, true);
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}
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// Draw file area
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DrawFrame (listboxLeft, listboxTop, listboxWidth, listboxHeight);
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screen.Dim(0, 0.6, listboxLeft, listboxTop, listboxWidth, listboxHeight);
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/*
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if (NumTotalEntries == 0)
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{
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String text = Stringtable.Localize("$MNU_NOFILES");
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int textlen = int(NewConsoleFont.StringWidth(text) * FontScale);
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screen.DrawText (NewConsoleFont, Font.CR_GOLD, (listboxLeft+(listboxWidth-textlen)/2) / FontScale, (listboxTop+(listboxHeight-rowHeight)/2) / FontScale, text,
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DTA_VirtualWidthF, screen.GetWidth() / FontScale, DTA_VirtualHeightF, screen.GetHeight() / FontScale, DTA_KeepRatio, true);
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return;
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}
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*/
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j = TopItem;
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for (i = 0; i < listboxRows && j < NumTotalEntries; i++)
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{
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int colr;
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String texttoprint;
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if (j < numparent)
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{
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colr = Font.CR_YELLOW;
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texttoprint = "[..]";
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}
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else if (j < numparent + numdirs)
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{
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colr = Font.CR_YELLOW;
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let dir = currentDir.GetDirectory(j - numparent);
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if (!dir) texttoprint = String.Format("Error reading directory %d", j - numparent);
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else texttoprint = String.Format("[%s]", dir.dirName);
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}
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else
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{
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if (j == Selected)
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{
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colr = Font.CR_WHITE;
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}
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else
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{
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colr = Font.CR_TAN;
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}
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let dir = currentDir.GetEntry(j - numparent - numdirs);
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if (!dir) texttoprint = String.Format("Error reading entry %d", j - numparent - numdirs);
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else texttoprint = String.Format("%s", dir.displayName);
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}
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screen.SetClipRect(listboxLeft, listboxTop+rowHeight*i, listboxRight, listboxTop+rowHeight*(i+1));
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if (j == Selected)
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{
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screen.Clear (listboxLeft, listboxTop+rowHeight*i, listboxRight, listboxTop+rowHeight*(i+1), Color(255,0,0,255));
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screen.DrawText (NewConsoleFont, colr, (listboxLeft+1) / FontScale, (listboxTop+rowHeight*i + FontScale) / FontScale, texttoprint,
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DTA_VirtualWidthF, screen.GetWidth() / FontScale, DTA_VirtualHeightF, screen.GetHeight() / FontScale, DTA_KeepRatio, true);
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}
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else
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{
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screen.DrawText (NewConsoleFont, colr, (listboxLeft+1) / FontScale, (listboxTop+rowHeight*i + FontScale) / FontScale, texttoprint,
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DTA_VirtualWidthF, screen.GetWidth() / FontScale, DTA_VirtualHeightF, screen.GetHeight() / FontScale, DTA_KeepRatio, true);
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}
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screen.ClearClipRect();
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j++;
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}
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}
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void UpdateComment()
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{
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BrokenComment = NewConsoleFont.BreakLines(currentDir.GetInfo(Selected), int(commentWidth / FontScale));
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}
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void GoToParent()
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{
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if (selects.Size() > 0)
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{
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Selected = selects[selects.Size()-1];
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selects.Pop();
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TopItem = selects[selects.Size()-1];
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selects.Pop();
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currentDir = currentDir.parent;
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currentDir.Select(Selected);
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SetSize();
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UpdateComment();
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}
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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override bool MenuEvent (int mkey, bool fromcontroller)
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{
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switch (mkey)
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{
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case MKEY_Up:
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if (NumTotalEntries > 1)
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{
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if (Selected == -1) Selected = TopItem;
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else
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{
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if (--Selected < 0) Selected = NumTotalEntries-1;
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if (Selected < TopItem) TopItem = Selected;
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else if (Selected >= TopItem + listboxRows) TopItem = MAX(0, Selected - listboxRows + 1);
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}
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currentDir.Select(Selected);
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UpdateComment();
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}
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return true;
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case MKEY_Down:
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if (NumTotalEntries > 1)
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{
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if (Selected == -1) Selected = TopItem;
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else
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{
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if (++Selected >= NumTotalEntries) Selected = 0;
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if (Selected < TopItem) TopItem = Selected;
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else if (Selected >= TopItem + listboxRows) TopItem = MAX(0, Selected - listboxRows + 1);
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}
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currentDir.Select(Selected);
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UpdateComment();
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}
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return true;
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case MKEY_PageDown:
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if (NumTotalEntries > 1)
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{
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if (TopItem >= NumTotalEntries - listboxRows)
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{
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TopItem = 0;
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if (Selected != -1) Selected = 0;
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}
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else
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{
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TopItem = MIN(TopItem + listboxRows, NumTotalEntries - listboxRows);
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if (TopItem > Selected && Selected != -1) Selected = TopItem;
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}
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currentDir.Select(Selected);
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UpdateComment();
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}
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return true;
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case MKEY_PageUp:
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if (NumTotalEntries > 1)
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{
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if (TopItem == 0)
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{
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TopItem = MAX(0, NumTotalEntries - listboxRows);
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if (Selected != -1) Selected = TopItem;
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}
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else
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{
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TopItem = MAX(TopItem - listboxRows, 0);
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if (Selected >= TopItem + listboxRows) Selected = TopItem;
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}
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currentDir.Select(Selected);
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UpdateComment();
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}
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return true;
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case MKEY_Enter:
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if (Selected < numparent)
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{
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GoToParent();
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}
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else if (Selected < numparent + numdirs)
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{
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currentDir = currentDir.GetDirectory(Selected - numparent);
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selects.Push(TopItem);
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selects.Push(Selected);
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Selected = 1;
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currentDir.Select(Selected);
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SetSize();
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UpdateComment();
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}
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else
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{
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let entry = currentDir.GetEntry(Selected - numparent - numdirs);
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StartMap(entry);
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}
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return true;
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case MKEY_Back:
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if (selects.Size() > 0)
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{
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GoToParent();
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return true;
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}
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default:
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return Super.MenuEvent(mkey, fromcontroller);
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}
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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override bool MouseEvent(int type, int x, int y)
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{
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if (x >= listboxLeft && x < listboxLeft + listboxWidth &&
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y >= listboxTop && y < listboxTop + listboxHeight)
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{
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int lineno = (y - listboxTop) / rowHeight;
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if (TopItem + lineno < NumTotalEntries)
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{
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Selected = TopItem + lineno;
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currentDir.Select(Selected);
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UpdateComment();
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if (type == MOUSE_Release)
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{
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if (MenuEvent(MKEY_Enter, true))
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{
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return true;
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}
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}
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}
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else Selected = -1;
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}
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else Selected = -1;
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return Super.MouseEvent(type, x, y);
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}
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//=============================================================================
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//
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//
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//
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//=============================================================================
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override bool OnUIEvent(UIEvent ev)
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{
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if (ev.Type == UIEvent.Type_KeyDown)
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{
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switch (ev.KeyChar)
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{
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case UIEvent.Key_Backspace:
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GoToParent();
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return true;
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}
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}
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else if (ev.Type == UIEvent.Type_WheelUp)
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{
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if (TopItem > 0) TopItem--;
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return true;
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}
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else if (ev.Type == UIEvent.Type_WheelDown)
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{
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if (TopItem < NumTotalEntries - listboxRows) TopItem++;
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return true;
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}
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return Super.OnUIEvent(ev);
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}
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}
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