1 files changed, 39 insertions, 0 deletions
diff --git a/front/odiparpack/app/components/ImageLightbox/constant.js b/front/odiparpack/app/components/ImageLightbox/constant.js
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index 0000000..c310b9e
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+++ b/front/odiparpack/app/components/ImageLightbox/constant.js
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+// Min image zoom level
+export const MIN_ZOOM_LEVEL = 0;
+
+// Max image zoom level
+export const MAX_ZOOM_LEVEL = 300;
+
+// Size ratio between previous and next zoom levels
+export const ZOOM_RATIO = 1.007;
+
+// How much to increase/decrease the zoom level when the zoom buttons are clicked
+export const ZOOM_BUTTON_INCREMENT_SIZE = 100;
+
+// Used to judge the amount of horizontal scroll needed to initiate a image move
+export const WHEEL_MOVE_X_THRESHOLD = 200;
+
+// Used to judge the amount of vertical scroll needed to initiate a zoom action
+export const WHEEL_MOVE_Y_THRESHOLD = 1;
+
+export const KEYS = {
+  ESC: 27,
+  LEFT_ARROW: 37,
+  RIGHT_ARROW: 39,
+};
+
+// Actions
+export const ACTION_NONE = 0;
+export const ACTION_MOVE = 1;
+export const ACTION_SWIPE = 2;
+export const ACTION_PINCH = 3;
+export const ACTION_ROTATE = 4;
+
+// Events source
+export const SOURCE_ANY = 0;
+export const SOURCE_MOUSE = 1;
+export const SOURCE_TOUCH = 2;
+export const SOURCE_POINTER = 3;
+
+// Minimal swipe distance
+export const MIN_SWIPE_DISTANCE = 200;