Commit acaf6d94 authored by Taras Postument's avatar Taras Postument
Browse files

make "draw" functions accept io.Writer instead of http.ResponseWriter

parent 64dff00f

draw/isogrids/gradient.go

+2 −3
Original line number Diff line number Diff line
@@ -2,7 +2,7 @@ package isogrids 


import (

	"image/color"

	"net/http"

	"io"



	svg "github.com/ajstarks/svgo"

	"github.com/taironas/tinygraphs/colors"
@@ -11,8 +11,7 @@ import ( 


// RandomGradientColor builds a isogrid image with with x colors selected at random for each quadrant.

// the background color stays the same the other colors get mixed in a gradient color from the first one to the last one.

func RandomGradientColor(w http.ResponseWriter, colors, gColors []color.RGBA, gv colors.GradientVector, width, height, lines int, prob float64) {



func RandomGradientColor(w io.Writer, colors, gColors []color.RGBA, gv colors.GradientVector, width, height, lines int, prob float64) {

	var gradientColors []svg.Offcolor

	gradientColors = make([]svg.Offcolor, len(gColors))

	percentage := uint8(0)

draw/isogrids/hexa.go

+3 −3
Original line number Diff line number Diff line
@@ -2,14 +2,14 @@ package isogrids 


import (

	"image/color"

	"net/http"

	"io"



	"github.com/ajstarks/svgo"

	svg "github.com/ajstarks/svgo"

	"github.com/taironas/tinygraphs/draw"

)



// Hexa builds an image with lines x lines grids of half diagonals in the form of an hexagon

func Hexa(w http.ResponseWriter, key string, colors []color.RGBA, size, lines int) {

func Hexa(w io.Writer, key string, colors []color.RGBA, size, lines int) {

	canvas := svg.New(w)

	canvas.Start(size, size)

draw/isogrids/hexa16.go

+3 −3
Original line number Diff line number Diff line
@@ -3,16 +3,16 @@ package isogrids 
import (

	"errors"

	"image/color"

	"net/http"

	"io"



	"github.com/ajstarks/svgo"

	svg "github.com/ajstarks/svgo"

	"github.com/taironas/tinygraphs/draw"

)



// Hexa16 builds an image with lines x lines grids of half diagonals in the form of an hexagon

// it draws 6 triangles, triangle 1 to 5 are all rotations of triangle 0.

// triangle zero triangle on the center left.

func Hexa16(w http.ResponseWriter, key string, colors []color.RGBA, size, lines int) {

func Hexa16(w io.Writer, key string, colors []color.RGBA, size, lines int) {

	canvas := svg.New(w)

	canvas.Start(size, size)

draw/isogrids/isogrids.go

+3 −3
Original line number Diff line number Diff line
@@ -2,14 +2,14 @@ package isogrids 


import (

	"image/color"

	"net/http"

	"io"



	"github.com/ajstarks/svgo"

	svg "github.com/ajstarks/svgo"

	"github.com/taironas/tinygraphs/draw"

)



// Isogrids builds an image with 10x10 grids of half diagonals

func Isogrids(w http.ResponseWriter, key string, colors []color.RGBA, size, lines int) {

func Isogrids(w io.Writer, key string, colors []color.RGBA, size, lines int) {

	canvas := svg.New(w)

	canvas.Start(size, size)

draw/isogrids/labs.go

+5 −5
Original line number Diff line number Diff line
@@ -3,14 +3,14 @@ package isogrids 
import (

	"fmt"

	"image/color"

	"net/http"

	"io"



	"github.com/ajstarks/svgo"

	svg "github.com/ajstarks/svgo"

	"github.com/taironas/tinygraphs/draw"

)



// Diagonals builds an image with 10x10 grids of diagonals.

func Diagonals(w http.ResponseWriter, key string, color1, color2 color.RGBA, size int) {

func Diagonals(w io.Writer, key string, color1, color2 color.RGBA, size int) {

	canvas := svg.New(w)

	canvas.Start(size, size)
@@ -48,7 +48,7 @@ func Diagonals(w http.ResponseWriter, key string, color1, color2 color.RGBA, siz 
}



// HalfDiagonals builds an image with 10x10 grids of half diagonals

func HalfDiagonals(w http.ResponseWriter, key string, color1, color2 color.RGBA, size int) {

func HalfDiagonals(w io.Writer, key string, color1, color2 color.RGBA, size int) {

	canvas := svg.New(w)

	canvas.Start(size, size)
@@ -86,7 +86,7 @@ func HalfDiagonals(w http.ResponseWriter, key string, color1, color2 color.RGBA, 
}



// Skeleton builds an image with 10x10 grids of half diagonals

func Skeleton(w http.ResponseWriter, key string, color1, color2 color.RGBA, size int) {

func Skeleton(w io.Writer, key string, color1, color2 color.RGBA, size int) {

	canvas := svg.New(w)

	canvas.Start(size, size)