8c5d7c1ba8
git-svn-id: https://micropolis.googlecode.com/svn/trunk/micropolis-java@640 d9718cc8-9f43-0410-858b-315f434eb58c
81 lines
1.6 KiB
Java
81 lines
1.6 KiB
Java
package micropolisj.engine;
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import static micropolisj.engine.TileConstants.CLEAR;
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class ToolEffect implements ToolEffectIfc
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{
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final Micropolis city;
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final ToolPreview preview;
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final int originX;
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final int originY;
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ToolEffect(Micropolis city, int xpos, int ypos)
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{
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this.city = city;
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this.preview = new ToolPreview();
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this.originX = xpos;
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this.originY = ypos;
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}
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//implements ToolEffectIfc
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public int getTile(int dx, int dy)
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{
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int c = preview.getTile(dx, dy);
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if (c != CLEAR) {
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return c;
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}
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if (city.testBounds(originX + dx, originY + dy)) {
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return city.getTile(originX + dx, originY + dy);
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}
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else {
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return CLEAR;
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}
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}
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//implements ToolEffectIfc
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public void setTile(int dx, int dy, int tileValue)
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{
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preview.setTile(dx, dy, tileValue);
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}
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//implements ToolEffectIfc
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public void spend(int amount)
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{
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preview.spend(amount);
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}
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ToolResult apply()
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{
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if (originX - preview.offsetX < 0 ||
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originX - preview.offsetX >= city.getWidth() ||
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originY - preview.offsetY < 0 ||
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originY - preview.offsetY >= city.getHeight())
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{
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return ToolResult.UH_OH;
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}
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if (city.budget.totalFunds < preview.cost) {
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return ToolResult.INSUFFICIENT_FUNDS;
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}
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boolean anyFound = false;
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for (int y = 0; y < preview.tiles.length; y++) {
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for (int x = 0; x < preview.tiles[y].length; x++) {
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int c = preview.tiles[y][x];
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if (c != CLEAR) {
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city.setTile(originX + x - preview.offsetX, originY + y - preview.offsetY, (char) c);
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anyFound = true;
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}
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}
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}
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if (anyFound && preview.cost != 0) {
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city.spend(preview.cost);
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return ToolResult.SUCCESS;
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}
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else {
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return ToolResult.NONE;
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}
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}
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}
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