I want to do a with Powerpoint as a rectangle, and then click on the rectangular box line, you can click on the drag zoom functions such as rectangular, GDI + can do this function, please?

Relevant examples can refer to?

thank you

CodePudding user response:

CodePudding user response:

GDI drawing, you good internal logic control, this feature is not a problem

CodePudding user response:

For this, but I still have one problem is that if there is a big and a small rectangular composite, which rectangle how to click on the inside?

CodePudding user response:

The way I wanted to use a little line box to choose the rectangle, don't click on the rectangular box inside the rectangle

CodePudding user response:

Has the coordinates, calculate the overlap is simple, click on the overlap of the rectangular third rectangle can be generated according to the overlap of the coordinates, so does meet your demand,

CodePudding user response:

reference mouse cried dead cat 5 floor response:

has the coordinates, calculate the overlap is simple, click on the overlap of the rectangular third rectangle can be generated according to the overlap of the coordinates, so does meet your demand,

Plus z axis attribute, surface chosen first,

CodePudding user response:

Excuse me, have the original code can refer to?

thank you

CodePudding user response:

This looks very advanced, how to get out of