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Hide middle handlers when small

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This commit is contained in:
Paulo Menezes 2020-01-04 15:49:27 -03:00
parent 5102955630
commit bc8665787c
1 changed files with 32 additions and 24 deletions
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56
src/index.tsx
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@ -284,32 +284,40 @@ function handlerRectangles(
sceneState: SceneState
) {
const margin = 4;
const minimumSize = 40;
const handlers: { [handler: string]: number[] } = {};
handlers["n"] = [
elementX1 + (elementX2 - elementX1) / 2 + sceneState.scrollX - 4,
elementY1 - margin + sceneState.scrollY - 8,
8,
8
]; // n
handlers["w"] = [
elementX1 - margin + sceneState.scrollX - 8,
elementY1 + (elementY2 - elementY1) / 2 + sceneState.scrollY - 4,
8,
8
]; // w
handlers["e"] = [
elementX2 - margin + sceneState.scrollX + 8,
elementY1 + (elementY2 - elementY1) / 2 + sceneState.scrollY - 4,
8,
8
]; // e
handlers["s"] = [
elementX1 + (elementX2 - elementX1) / 2 + sceneState.scrollX - 4,
elementY2 - margin + sceneState.scrollY + 8,
8,
8
]; // s
if (elementX2 - elementX1 > minimumSize) {
handlers["n"] = [
elementX1 + (elementX2 - elementX1) / 2 + sceneState.scrollX - 4,
elementY1 - margin + sceneState.scrollY - 8,
8,
8
];
handlers["s"] = [
elementX1 + (elementX2 - elementX1) / 2 + sceneState.scrollX - 4,
elementY2 - margin + sceneState.scrollY + 8,
8,
8
];
}
if (elementY2 - elementY1 > minimumSize) {
handlers["w"] = [
elementX1 - margin + sceneState.scrollX - 8,
elementY1 + (elementY2 - elementY1) / 2 + sceneState.scrollY - 4,
8,
8
];
handlers["e"] = [
elementX2 - margin + sceneState.scrollX + 8,
elementY1 + (elementY2 - elementY1) / 2 + sceneState.scrollY - 4,
8,
8
];
}
handlers["nw"] = [
elementX1 - margin + sceneState.scrollX - 8,