Edit tool for line vector data
View Patent ↗The invention is devised to facilitate the editing of a graphic displayed on a screen. An editing device includes: an edit object display unit for displaying on a screen a graphic to be edited which includes at least one line graphic defined as a line segment extending from a first end point to a second end point; an edit graphic display unit for displaying on the screen an edit graphic for editing the line graphic; an edit graphic moving unit for moving the edit graphic on the screen in accordance with a user operation; an edit graphic moving unit for moving the edit graphic on the screen in accordance with a user operation; an edit object dividing unit for dividing, in response that the edit graphic contacts a line graphic, the line graphic by generating an end point at a contact point; and an edit object moving unit for moving, in response that the edit graphic is further moved in a direction of a line graphic which contacts the edit graphic, an end point of the line graphic, which contacts the edit graphic in accordance with the movement of the edit graphic.
1. An editing apparatus for editing a displayed graphic, comprising:
an edit object display unit for displaying on a screen a graphic to be edited which includes at least one line graphic defined as a line segment extending from a first end point to a second end point;
an edit graphic display unit for displaying on the screen an edit graphic used for editing the line graphic;
an edit graphic moving unit for moving the edit graphic on the screen in accordance with a user operation;
an edit object dividing unit for dividing, in response to that the edit graphic contacts a line graphic, the line graphic by generating an end point at a contact point; and
an edit object moving unit for moving, on condition that the edit graphic is further moved in a direction of a line graphic which contacts the edit graphic, an end point of the line graphic, which contacts the edit graphic in accordance with the movement of the edit graphic; and wherein in response to that a user instruction, the edit graphic display unit further displays another edit graphic having a concave shape corresponding to a convex shape included in the edit graphic contacting the line graphic, or having a convex shape corresponding to a concave shape included in the edit graphic contacting the line graphic.