31 lines
931 B
Objective-C
31 lines
931 B
Objective-C
// if a row or column only contains emptys and spanning cells of a opposite-direction spannings, remove it by duplicating the previous row or column
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BOOL onlyEmptyAndSpanning;
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for (y = 0; y < ycount; y++) {
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onlyEmptyAndSpanning = YES;
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for (x = 0; x < xcount; x++)
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if (gg[y][x] != -1) {
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gc = (gridChild *) [self->children objectAtIndex:gg[y][x]];
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if (gc.yspan == 1 || gc.top - ymin == y) {
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onlyEmptyAndSpanning = NO;
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break;
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}
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}
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if (onlyEmptyAndSpanning)
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for (x = 0; x < xcount; x++)
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gg[y][x] = gg[y - 1][x];
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}
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for (x = 0; x < xcount; x++) {
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onlyEmptyAndSpanning = YES;
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for (y = 0; y < ycount; y++)
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if (gg[y][x] != -1) {
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gc = (gridChild *) [self->children objectAtIndex:gg[y][x]];
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if (gc.xspan == 1 || gc.left - xmin == x) {
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onlyEmptyAndSpanning = NO;
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break;
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}
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}
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if (onlyEmptyAndSpanning)
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for (y = 0; y < ycount; y++)
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gg[y][x] = gg[y][x - 1];
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}
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