JP3486476B2 - Graphic processing method and apparatus - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention indicates the inclination of a figure,
The present invention relates to a graphic processing method and apparatus that can obtain a desired graphic.

[0002]

2. Description of the Related Art Conventionally, for example, in an apparatus for displaying and editing bitmap data, an area of a bitmap to be edited is designated, and the data in the designated area is inclined dot by dot by a primary conversion of a matrix. The method is known.

In order to specify an area having a plurality of rows or columns by this method, it is necessary to perform primary conversion for the number of dots.

[0004]

Therefore, in the above-described apparatus, in order to perform the tilt on the region having a plurality of rows or columns, the linear transformation of the matrix must be performed by the number of dots, There is a drawback that the number of calculations increases.

The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to perform graphic processing capable of reducing the number of calculations when tilting a region having a plurality of rows or columns. A method and apparatus are provided.

[0006]

In order to achieve the above-mentioned object, the graphic processing method of the present invention provides an editing area for a displayed graphic.
Edit reference point and edit end point on the area, and within the edit area
Specify the slope start point and slope end point at any position of
Edit target area from the specified edit reference point and edit end point.
Specify the area and tilt from the specified tilt start point and tilt end point.
An oblique locus is calculated, and the specified volume is calculated from the calculated inclination locus.
Specify the tilt frame of the collection target area, and from the tilt start point to the tilt end
If the direction of the point is lower right, move the editing area to the left.
The rectangular area of the entire tilted area is set as the area inside the tilted frame,
It is characterized in that each step of inclining the area to be edited is included.
To collect .

[0007]

In addition, in order to achieve the above-mentioned object, the graphic processing apparatus according to the present invention is arranged on the editing area of the displayed graphic.
First designation means for designating the editing reference point and editing end point with
And the tilt start point and tilt end point at any position in the editing area
The second designating means for designating the
Select the edit target area from the specified edit reference point and edit end point.
Specified by the first specifying means for specifying and the second specifying means
Calculation of the slope trajectory from the slope start point and slope end point
From the output means and the inclination trajectory calculated by the calculation means,
Second specifying means for specifying an inclined frame of the collection target area;
If the direction from the slope start point to the slope end point is lower right, edit as above.
Tilt the rectangular area of the entire area where the target area is tilted to the left
Means for tilting the area to be edited as an area within a diagonal frame
And is provided .

[0009]

[0010]

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of the present invention will be described in detail below with reference to the drawings.

<First Embodiment> FIG. 1 is a block diagram showing the arrangement of a graphic processing apparatus according to this embodiment. In the figure,
Reference numeral 1 is a graphic processing device, and a control unit 2, a display unit (CRT) 3, a video memory (VRAM) 4, a keyboard (KBD) 5, and a pointing device (PD) which will be described in detail later.
6 is a main constituent element, and these constituent elements are connected to each other via a system bus 7.

The control unit 2 controls the entire apparatus 1 and includes a CPU (central processing unit) such as a microprocessor.
8, a program memory (PMEM) 9 including a RAM (readable and writable memory), an I / O interface unit 10, a hard disk device 11, and the like. Here, the CPU 8 controls the entire apparatus 1 according to a program represented by a flowchart such as FIG. 2 described later. Further, the program memory 9 stores a program and is provided with a primary storage area of various data used as edit data and a work area when the CPU 8 executes control. The I / O interface unit 10 performs interface control with the hard disk device 11, and the hard disk device 11
Is a storage device for recording and reading data on and from a magnetic recording medium on a disk.

The display unit 3 displays various graphics created or edited by the apparatus 1 and messages to the operator on the screen, and is composed of a CRT (cathode ray tube) or the like. The video memory 4 expands data to be displayed on the screen of the display unit 3. The keyboard 5 and the pointing device 6 are both operated by an operator to input various data and commands. Also, the keyboard 5 and pointing device 6
Thus, the cursor on the screen of the display unit 3 can be moved in an arbitrary direction, and an arbitrary position in the editing area displayed on the screen of the display unit 3 can be designated. Furthermore, by selecting a command image or the like in the command menu with the keyboard 5 and the pointing device 6, the command can be selected and instructed.

Next, the graphic processing apparatus 1 having the above-mentioned configuration
The inclination processing operation of the above will be described below with reference to the flowchart shown in FIG. The control program for executing this tilting process is stored in the program memory 9 of the control unit 2. Further, this tilting process is started in a state where the edit area is displayed on the screen of the display unit 3 together with the figure to be edited.

In the first embodiment, the rectangular area is to be edited only by designating two points (editing start point and edit end point) to be the object and two points (tilt start point and tilt end point) that determine the tilt angle. It is intended to incline the area.

First, in step S101 of FIG. 2, an edit reference point is designated by the pointing device 6 in the edit area displayed on the screen of the display unit 3, and is displayed on the screen of the display unit 3 in step S102. The editing end point is designated by the pointing device 6 in the editing area. Then, the process proceeds to step S103, and the edit target area is specified by the edit reference point and the edit end point designated in step S101 and step S102. Next, in step S104, the tilt start point is designated by the pointing device 6 on the edit area displayed on the screen of the display unit 3, and in the subsequent step S105, the tilt start point is displayed on the edit area displayed on the screen of the display unit 3. At, the end point of the tilt is designated by the pointing device 6.

Next, in step S106, the slope locus is calculated by DDA (Di) by the slope start point and slope end point designated in the above-mentioned steps S104 and S105, respectively.
It is calculated by the "Gital Differential Analyzer". Then, the process proceeds to step S107, and the tilt frame of the edit target area specified in step S103 is specified from the tilt locus calculated in step S106. Then, the process proceeds to step S108, and the region in the tilt frame specified in step S107 is tilted along the tilt locus calculated in step S106.

Here, the method for specifying the edit target area executed in step S103 described above will be described with reference to FIGS.
2 is used for the explanation. FIG. 3 is a flowchart showing a control procedure for specifying the edit target area and the tilted frame. Also,
5 to 9 and 11 are diagrams showing a state in which an edit graphic is displayed in the edit area of the screen of the display unit 3. In each figure, P0 is the upper left point of the edit area, and P1 is the edit. The lower right point of the area, Ps is the edit reference point specified in step S101, Pe is the edit end point specified in step S102, P2 is the upper left point of the edit target area specified in step S103, and P3 is the step. The lower right point of the editing target area specified in S103, Pi is the tilt start point specified in step S104, Pj is the tilt end point specified in step S105, and P4 is the upper left point of the tilt frame specified in step S107. , And P5 is the lower right point of the tilt frame specified in step S107.

Further, the coordinate value of the point P0 is (x0, y0),
The coordinate value of the point P1 is (x1, y1), the coordinate value of the point Ps is (xs, ys), the coordinate value of the point Pe is (xe, ye), the coordinate value of the point P2 is (x2, y2), the point P3. The coordinate value of (x
3, y3), the coordinate value of the point Pi is (xi, yi), the point Pj
The coordinate value of (xj, yj) and the coordinate value of the point P4 (x4, yj).
y4) and the coordinate value of the point P5 is (x5, y5). Further, the locus D is a locus of points Pi-Pj, the point P is a reference point of the edit target area, the locus D ′ is a locus of the locus D reproduced from the point P, and the point P ′ is locus D ′. It is assumed that a boundary point with the area S is used, and the inclination of the area along the locus D ′ and the point Ps coincides with the point P ′ is realized.

First, in step S201 of FIG. 3, it is determined whether or not the x coordinate values of the edit end point Pe and the edit reference point Ps are xe ≧ xs. If xe ≧ xs, the process proceeds to step S202, and similarly, it is determined whether or not the y coordinate value is ye ≧ ys. Here, if ye ≧ ys, the process proceeds to step S204, where the upper left point P2 of the edit target area S is (xs, ys) and the lower right point P3 is (xe, ye).
Then, the reference point P is specified as (xs, ye), and step S
Proceed to 208. FIG. 5 is a diagram showing a display example of the screen of the display unit 3 when the specification is made in step S204.

In step S202, ye ≧
If it is not ys, the process proceeds to step S205, where the upper left point P2 of the edit target area S is set to (xs, ye), and the lower right point P is set.
3 is specified as (xe, ys) and the reference point P is specified as (xs, ys), and the process proceeds to step S208. FIG. 6 is a diagram showing a display example of the screen of the display unit 3 when the specification is made in step S205.

On the other hand, in step S201 described above, xe ≧
If it is not xs, the process proceeds to step S203 and similarly ye ≧
It is determined whether it is ys. Here, if ye ≧ ys, the process proceeds to step S206, where the upper left point P2 of the edit target area S is (xe, ys) and the lower right point P3 is (x
s, ye), the reference point P is specified as (xe, ye),
It proceeds to step S208. FIG. 7 shows the step S20.
FIG. 6 is a diagram showing a display example of a screen of the display unit 3 when specified in 6.

In step S203, ye ≧
If it is not ys, the process proceeds to step S207, the upper left point P2 of the edit target area S is set to (xe, ye), and the lower right point P is set.
3 is specified as (xs, ys) and the reference point P is specified as (xe, ys), and the process proceeds to step S208. FIG. 8 is a diagram showing a display example of the screen of the display unit 3 when the specification is made in step S207.

Next, in step S208, the locus of point Pi-point Pj is calculated by DDA, and the locus is set to D. Further, the inclination width is dw (dw = | xi-xj |) and the inclination height is dh (dh = | yi-yj |).
Then, in step S209, xi ≧ xj and y
It is determined whether i ≧ yj. Where xi ≧ x
If j and yi ≧ yj, the process proceeds to step S210, where the upper left point P4 of the tilted region is (x2-dw, y
In 2), the lower right point P5 is specified as (x3, y3). FIG. 9 shows the display unit 3 when specified in step S210.
It is a figure which shows the example of a display of this screen.

In step S209, xi ≧
If xj and yi ≧ yj are not satisfied, the process proceeds to step S211, and it is determined whether or not xi ≦ xj and yi ≦ yj. If xi ≦ xj and yi ≦ yj, the process proceeds to step S210. Also, step S2
In step 11, if xi ≦ xj and yi ≦ yj are not satisfied, the process proceeds to step S212, where the upper left point P4 of the tilted area is (x2, y2) and the lower right point P5 is (x3, y3 + d).
w). FIG. 11 is a diagram showing a display example of the screen of the display unit 3 when the specification is made in step S212.

Next, the inclination processing of the edit target area executed in step S108 of FIG. 2 will be described with reference to FIG. FIG. 4 shows the coordinate values of the edit area and the bitmap pattern that is a figure on the edit area, the coordinate values identified in step S103 of FIG. 2 and the bitmap pattern of the edit target area, which are calculated in step S106 of FIG. FIG. 3 is a diagram showing a bitmap data table storing the coordinate values and the degree of inclination, and the coordinate values specified in step S107 of FIG. 2 and the bitmap pattern in the inclination frame. This bitmap data table is a control unit. 2 is stored in the program memory 9.

In FIG. 4, the storage areas p0 and p1 are
The coordinate values P0 and P1 representing the edit area are stored, and the bitmap pattern on the edit area is stored in the storage area b. Then, the upper left coordinate value P2 and the lower right coordinate value P3 of the edit target area S specified in step S103 of FIG. 2 are stored in the storage areas p2 and p3, and the bitmap pattern of the edit target area S is stored. It shall be stored in the area s'.

Further, the coordinate value Pi of the start point and the coordinate value Pj of the end point of the inclination specified in step S106 of FIG. 2 are stored in the storage areas pi and pj, and the inclination locus D is stored in the storage area d. To be done. Furthermore, the coordinate value P4 at the upper left and the coordinate value P5 at the lower right of the inclined frame specified in step S107 of FIG.
Are stored in the storage areas p4 and p5, and the bitmap pattern of the area T in the inclined frame is stored in the storage area t ′.

First, the bit map data of the area T in the tilted frame stored in the storage area s'is set to the exclusive OR (X) of the coordinate value P4 at the upper left of the tilted frame stored in the storage area p4.
OR) to superimpose on the bitmap data stored in the storage area b. As a result, the pattern is cleared in the area within the inclined frame on the bitmap data stored in the storage area b.

Next, the slope locus D stored in the storage area d
The data tilted along is stored in the area T in the tilt frame stored in the storage area t ′, and copied (COPY) to the coordinate value P4 at the upper left of the tilt frame stored in the storage area p4.
Then, it is overlaid on the bitmap data stored in the storage area b. As a result, the edit target area S can be tilted at a desired tilt degree.

FIG. 10 is a view showing a display example of the screen of the display unit 3 when the edit target area S shown in FIG. 9 is tilted according to the value specified in step S210 of FIG. 3, FIG.
2 is a diagram showing a display example of the screen of the display unit 3 when the edit target area S shown in FIG. 11 is tilted according to the value specified in step S212 of FIG.

<Second Embodiment> Next, the second embodiment of the present invention will be described.
The embodiment will be described with reference to FIGS. 13 to 17. The basic configuration and the tilting process of the graphic processing apparatus in the second embodiment are the same as those in FIGS. 1 and 2 in the above-described first embodiment, and the description will be made by diverting them.

In the second embodiment, the rectangular area is edited by setting the two points (starting point and ending point) and the two points (starting point and ending point) that determine the inclination degree as the inclination in the column direction. The target area is tilted.

The difference from the first embodiment described above is that steps S310 and S312 shown in FIG.
The process is the same as the process for specifying the tilted frame executed in (3). Therefore, here, only different processing will be described with reference to FIGS. 13 to 17, and other description will be omitted.

FIG. 13 is a flow chart showing the tilt processing operation in the second embodiment. The control program for executing this tilt processing is displayed on the screen of the display unit 3 together with the figure whose editing area is the object of editing. It will be started in the state that has been done.

FIGS. 14 and 16 are views respectively showing a state in which an edit graphic is displayed on the edit area of the screen of the display unit 3, where P0 is the upper left point of the edit area,
P1 is the lower right point of the editing area, and Ps is the step S1 in FIG.
2, the edit reference point specified in 01, Pe is the edit end point specified in step S102 of FIG. 2, P2 is the upper left point of the edit target area specified in step S103 of FIG. 2, and P3 is step S103 of FIG. 2, the lower right point of the editing target area, Pi is the tilt start point specified in step S104 of FIG. 2, Pj is the tilt end point specified in step S105 of FIG. 2, and P4 is specified in step S107 of FIG. The upper left point of the tilted frame is P5, and the point P5 is the lower right point of the tilted frame specified in step S107 of FIG.

Similar to the first embodiment, first in steps S301 to S307 of FIG. 13, the reference point P,
An upper left point P2 and a lower right point P3 of the edit target area are specified. Next, in step S308, the locus of point Pi-point Pj is calculated by DDA, and the locus is set to D. Further, the inclination width is Dw (Dw = | xi−xj |), and the inclination height is d.
Let h (dh = | yi-yj |). Then, in step S309, it is determined whether or not xi ≧ xj and yi ≧ yj. If xi ≧ xj and yi ≧ yj, the process proceeds to step S310, and the upper left point P4 of the tilted region is determined. To (x2, y2) and the lower right point P5 to (x3, y3 + d
h). FIG. 14 is a diagram showing a display example of the screen of the display unit 3 when specified in step S310.

In step S309 described above, xi ≧
If xj and yi ≧ yj are not satisfied, the process proceeds to step S311, and it is determined whether or not xi ≦ xj and yi ≦ yj. If xi ≦ xj and yi ≦ yj, the process proceeds to step S310. Also, step S3
In step 11, if xi ≦ xj and yi ≦ yj are not satisfied, the process proceeds to step S312, where the upper left point P4 of the tilted area is (x2, y2-dh) and the lower right point P5 is (x3, y).
Specify 3). FIG. 16 is a diagram showing a display example of the screen of the display unit 3 when the specification is made in step S312.

FIG. 15 shows the edit target area S shown in FIG. 14 according to the value specified in step S310 of FIG.
FIG. 17 is a diagram showing a display example of the screen of the display unit 3 when the display area 3 is tilted, and FIG. 17 is a screen of the display section 3 when the editing target area S shown in FIG. It is a figure which shows the example of a display of.

<Third Embodiment> Next, the third embodiment of the present invention will be described.
The embodiment will be described with reference to FIGS. 18 to 20. The basic configuration and the tilting process of the graphic processing apparatus in the third embodiment are the same as those in FIGS. 1 and 2 in the first embodiment described above, and the description will be made by diverting them.

In the third embodiment, in determining the inclination,
The edit target area is tilted based on the locus of the mouse button from the start point to the end point.

The difference from the first embodiment described above is in the method of designating the starting point and the ending point in steps S104 and S105 shown in FIG. 2 and the processing for calculating the inclination locus executed in step S408 shown in FIG. , And others are the same. Therefore, here, only different processing will be described with reference to FIGS. 18 to 21, and other description will be omitted.

18 and 19 are flow charts showing the tilt processing operation in the third embodiment. The control program for executing this tilt processing is a control program for the display unit 3 together with a graphic whose edit area is an edit target. It will start as it is displayed on the screen.

FIG. 20 is a diagram showing a state in which an edit graphic is displayed in the edit area of the screen of the display unit 3, in which P0 is the upper left point of the edit area and P1 is the lower right corner of the edit area. 2, P is the editing reference point designated in step S101 of FIG. 2, Pe is the editing end point designated in step S402 of FIG. 18, and P2 is the step S of FIG.
The upper left point of the edit target area specified in 403, P
3 is the lower right point of the edit target area specified in step S403 of FIG. 18, and Pi is the step S404 of FIG.
18, the inclination start points designated by Pi1 to Pi6 are passing points of the locus designated in step S404 of FIG.
Is the end point of the tilt specified in step S405 of FIG. 18, P4 is the upper left point of the tilt frame specified in step S107 of FIG. 2, and P5 is the lower right point of the tilt frame specified in step S107 of FIG. is there.

Similar to the first embodiment, the editing target area is specified in steps S401 to S403 of FIG. After that, an inclination locus is designated by a mouse pointer or the like in step S404, and the inclination is similarly realized in steps S405 to S407. Further, in steps S501 to S507 of FIG. 19, the reference point P, the upper left point P2 and the lower right point P3 of the edit target area are specified. Next, in step S508, the width dw and height dh are obtained using the locus designated in step S404.

Then, in step S509, xi ≧ x
j and yi ≧ yj are determined, and xi ≧ x
If j and yi ≧ yj, the process proceeds to step S510, and the upper left point P4 of the tilted region is set to (x2, y2),
The point P5 at the lower right is specified as (x3, y3 + dh). Figure 2
0 is a diagram showing a display example of the screen of the display unit 3 when specified in step S510.

In step S509 described above, xi ≧
If xj and yi ≧ yj are not satisfied, the process proceeds to step S511, and it is determined whether or not xi ≦ xj and yi ≦ yj. Here, if xi ≦ xj and yi ≦ yj, the process proceeds to step S510. Also, step S5
In step 11, if xi ≦ xj and yi ≦ yj are not satisfied, the process proceeds to step S512, where the upper left point P4 of the tilted region is (x2, y2-dh) and the lower right point P5 is (x3, y
Specify 3).

FIG. 21 is a diagram showing a display example of the screen of the display unit 3 when the edit target area S shown in FIG. 19 is tilted according to the value specified in step S510.

The present invention may be applied to a system composed of a plurality of devices or an apparatus composed of a single device.

It goes without saying that the present invention can also be applied to the case where it is achieved by supplying a program to a system or an apparatus.

[0052]

As described in detail above, according to the present invention,
This has the effect of reducing the number of calculations when tilting a region having a plurality of rows or columns.

[0053]

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a graphic processing device according to an embodiment.

FIG. 2 is a flowchart showing an inclination processing operation in the embodiment.

FIG. 3 is a flowchart showing a control procedure for specifying an edit target area and a tilt frame in the first embodiment.

FIG. 4 is a diagram showing a data storage area for tilt processing in the embodiment.

FIG. 5 is a diagram showing a display example when it is specified in step S204.

FIG. 6 is a diagram showing a display example when specified in step S205.

FIG. 7 is a diagram showing a display example when it is specified in step S206.

FIG. 8 is a diagram showing a display example when it is specified in step S207.

FIG. 9 is a diagram showing a display example when specified in step S210.

FIG. 10 is a diagram showing a display example when the edit target area S shown in FIG. 9 is tilted according to the value specified in step S210.

FIG. 11 is a diagram showing a display example when it is specified in step S212.

FIG. 12 is a diagram showing a display example when the edit target area S shown in FIG. 11 is tilted according to the value specified in step S212.

FIG. 13 is a flowchart showing a control procedure for specifying an edit target area and an inclined frame in the second embodiment.

FIG. 14 is a diagram showing a display example when it is specified in step S310.

15 is a diagram showing a display example when the edit target region S shown in FIG. 14 is tilted according to the value specified in step S310 of FIG.

FIG. 16 is a diagram showing a display example when it is specified in step S312.

FIG. 17 is a diagram showing a display example when the edit target area S shown in FIG. 16 is tilted according to the value specified in step S312.

FIG. 18 is a flowchart showing an inclination processing operation in the third embodiment.

FIG. 19 is a flowchart showing a control procedure for specifying an edit target area and an inclined frame in the third embodiment.

FIG. 20 is a diagram showing a display example when specified in step S510.

FIG. 21 is a diagram showing a display example when the edit target area S shown in FIG. 20 is tilted according to the value specified in step S510.

[Explanation of symbols]

1 Graphic processing device 2 control unit 5 keyboard 6 pointing device 8 CPU

Front page continued (58) Fields surveyed (Int.Cl. ⁷ , DB name) G06T 11/60 G06T 11/80 G06F 3/00 G06F 3/14-3/153 G09G 5/24

Claims (8)

(57) [Claims] 1. An edit reference point and an edit end point are specified on an edit area of a displayed graphic, and a tilt start point and a tilt end point are respectively specified at arbitrary positions in the edit area. The edit target area is specified from the edit end point, the tilt trajectory is calculated from the specified tilt start point and tilt end point, the tilt frame of the specified edit target area is specified from the calculated tilt trajectory, and the tilt start point is calculated. When the direction of the end point of inclination is the lower right, a rectangular area of the entire area obtained by inclining the edit target area to the left is set as an area within a tilt frame, and each step has a step of tilting the edit target area. Figure processing method. 2. An edit reference point and an edit end point are designated on the edit area of the displayed graphic, and a tilt start point and a tilt end point are designated at arbitrary positions in the edit area, and the designated edit reference point and The edit target area is specified from the edit end point, the tilt trajectory is calculated from the specified tilt start point and tilt end point, the tilt frame of the specified edit target area is specified from the calculated tilt trajectory, and the tilt start point is calculated. When the direction of the end point of inclination is the upper right, a rectangular region of the entire region in which the editing target region is tilted to the right is set as a region within a tilt frame, and each process has a step of tilting the editing target region. Figure processing method. 3. An edit reference point and an edit end point are designated on the edit area of the displayed graphic, and a tilt start point and a tilt end point are designated at arbitrary positions in the edit area, and the designated edit reference point and The edit target area is specified from the edit end point, the tilt trajectory is calculated from the specified tilt start point and tilt end point, the tilt frame of the specified edit target area is specified from the calculated tilt trajectory, and the tilt start point is calculated. When the direction of the end point of inclination is the lower left, the rectangular area of the entire area in which the editing target area is tilted to the right is set as an area within the tilt frame, and each step of tilting the editing target area is provided. Figure processing method. 4. An edit reference point and an edit end point are designated on the edit area of the displayed graphic, and a tilt start point and a tilt end point are designated at arbitrary positions in the edit area, and the designated edit reference point and The edit target area is specified from the edit end point, the tilt trajectory is calculated from the specified tilt start point and tilt end point, the tilt frame of the specified edit target area is specified from the calculated tilt trajectory, and the tilt start point is calculated. When the direction of the end point of inclination is the upper left, a rectangular region of the entire region in which the editing target region is tilted to the left is set as a region within the tilt frame, and each step of tilting the editing target region is included. Figure processing method. 5. A first designating means for designating an edit reference point and an edit end point on the displayed graphic editing area, and a second designating means for designating a tilt start point and a tilt end point at arbitrary positions in the edit area. Specifying means, first specifying means for specifying an edit target area from the edit reference point and the edit end point specified by the first specifying means, and an inclination start point specified by the second specifying means. Calculation means for calculating a tilt locus from the tilt end point, second specifying means for specifying the tilt frame of the edit target region from the tilt locus calculated by the calculation means, and a direction from the tilt start point to the tilt end point in the lower right direction. In this case, the graphic processing apparatus further comprises means for tilting the edit target area, with a rectangular area of the entire area in which the edit target area is tilted leftward as an area within a tilt frame. 6. A first designating means for designating an edit reference point and an edit end point on the displayed graphic editing area, and a second designating means for designating a tilt start point and a tilt end point at arbitrary positions in the edit area. Specifying means, first specifying means for specifying an edit target area from the edit reference point and the edit end point specified by the first specifying means, and an inclination start point specified by the second specifying means. Calculation means for calculating a tilt trajectory from the tilt end point, second specifying means for specifying a tilt frame of the edit target area from the tilt trajectory calculated by the calculation means, and a direction from the tilt start point to the tilt end point is at the upper right. In this case, the graphic processing apparatus further comprises means for tilting the edit target area, with a rectangular area of the entire area obtained by tilting the edit target area to the right as an area within a tilt frame. 7. A first designating means for designating an edit reference point and an edit end point on an edit area of a displayed graphic, and a second designating means for designating a tilt start point and a tilt end point at arbitrary positions in the edit area. Specifying means, first specifying means for specifying an edit target area from the edit reference point and the edit end point specified by the first specifying means, and an inclination start point specified by the second specifying means. Calculation means for calculating a tilt locus from the tilt end point, second specifying means for specifying the tilt frame of the editing target area from the tilt locus calculated by the calculation means, and a direction from the tilt start point to the tilt end point is at the lower left. In this case, the graphic processing apparatus further comprises means for tilting the edit target area, with a rectangular area of the entire area obtained by tilting the edit target area to the right as an area within a tilt frame. 8. A first designating means for designating an edit reference point and an edit end point on the displayed graphic editing area, and a second designating means for designating a tilt start point and a tilt end point at arbitrary positions in the edit area. Specifying means, first specifying means for specifying an edit target area from the edit reference point and the edit end point specified by the first specifying means, and an inclination start point specified by the second specifying means. Calculation means for calculating a tilt locus from the tilt end point, second specifying means for specifying the tilt frame of the edit target area from the tilt locus calculated by the calculation means, and a direction from the tilt start point to the tilt end point is at the upper left. In this case, the graphic processing apparatus further comprises means for tilting the edit target area, with a rectangular area of the entire area obtained by tilting the edit target area to the left as an area within a tilt frame.