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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | 1x 18x 18x 18x 18x 18x 18x 18x 18x 18x 18x 18x 18x | import { ToolGroupManager } from '../../store';
import { ToolModes, MouseBindings } from '../../enums';
import { keyEventListener } from '../../eventListeners';
import { EventTypes } from '../../types';
import { getMouseButton } from '../../eventListeners/mouse/mouseDownListener';
const { Active } = ToolModes;
/**
* Iterate tool group tools until we find a tool that has a "ToolBinding"
* that matches our Keyboard pressed keys. It's possible there will be no match
* (no active tool for that mouse button combination).
*
* @param evt - The normalized keyboard event.
*
* @returns tool
*/
export default function getActiveToolForKeyboardEvent(
evt: EventTypes.KeyDownEventType
) {
const { renderingEngineId, viewportId } = evt.detail;
// Get the current mouse button clicked
const mouseButton = getMouseButton();
// If any keyboard modifier key is also pressed
const modifierKey = keyEventListener.getModifierKey();
const toolGroup = ToolGroupManager.getToolGroupForViewport(
viewportId,
renderingEngineId
);
Iif (!toolGroup) {
return null;
}
const toolGroupToolNames = Object.keys(toolGroup.toolOptions);
for (let j = 0; j < toolGroupToolNames.length; j++) {
const toolName = toolGroupToolNames[j];
const toolOptions = toolGroup.toolOptions[toolName];
// tool has binding that matches the mouse button, if mouseEvent is undefined
// it uses the primary button
const correctBinding =
toolOptions.bindings.length &&
toolOptions.bindings.some(
(binding) =>
binding.mouseButton === (mouseButton ?? MouseBindings.Primary) &&
binding.modifierKey === modifierKey
);
Iif (toolOptions.mode === Active && correctBinding) {
return toolGroup.getToolInstance(toolName);
}
}
}
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