module Gosu
require ‘math.rb’
Constants
- AM_MODES
amMultiply -> The color’s channels will be multiplied with each other.
- BF_SMOOTH
Flags that affect the tileability of an image
- BF_TILEABLE
- BF_TILEABLE_BOTTOM
- BF_TILEABLE_LEFT
- BF_TILEABLE_RIGHT
- BF_TILEABLE_TOP
- DESCRIPTION
- FF_BOLD
- FF_COMBINATIONS
- FF_ITALIC
- FF_UNDERLINE
- GpButton0
Game pad
- GpButton1
- GpButton10
- GpButton11
- GpButton12
- GpButton13
- GpButton14
- GpButton15
- GpButton2
- GpButton3
- GpButton4
- GpButton5
- GpButton6
- GpButton7
- GpButton8
- GpButton9
- Kb0
- Kb1
- Kb2
- Kb3
- Kb4
- Kb5
- Kb6
- Kb7
- Kb8
- Kb9
- KbA
- KbB
- KbBackspace
- KbC
- KbD
- KbDelete
- KbDown
- KbE
- KbEnd
- KbEnter
On Numpad
- KbEscape
- KbF
- KbF1
- KbF10
- KbF11
- KbF12
- KbF2
- KbF3
- KbF4
- KbF5
- KbF6
- KbF7
- KbF8
- KbF9
- KbG
- KbH
- KbHome
On Numpad
- KbI
- KbInsert
- KbJ
- KbK
- KbL
- KbLeft
- KbLeftAlt
- KbLeftControl
- KbLeftShift
- KbM
- KbN
- KbNumpad0
- KbNumpad1
- KbNumpad2
- KbNumpad3
- KbNumpad4
- KbNumpad5
- KbNumpad6
- KbNumpad7
- KbNumpad8
- KbNumpad9
- KbNumpadAdd
- KbNumpadDivide
- KbNumpadMultiply
- KbNumpadSubtract
- KbO
- KbP
- KbPageDown
- KbPageUp
- KbQ
- KbR
- KbReturn
Above the right shift key
- KbRight
- KbRightAlt
- KbRightControl
Above the right shift key
- KbRightShift
KbRightControl
= JavaImports::KeyEvent::KEYCODE_CTRL_RIGHT- KbS
- KbSpace
- KbT
- KbTab
- KbU
- KbUp
- KbV
- KbW
- KbX
- KbY
- KbZ
- MAX_SAMPLES
- NO_CLIPPING
- NO_TEXTURE
- NoButton
TODO Fix mouse buttons, Mouse access to motion event MsLeft = JavaImports::MotionEvent::BUTTON_PRIMARY MsMiddle = JavaImports::MotionEvent::BUTTON_TERTIARY MsRight = JavaImports::MotionEvent::BUTTON_SECONDARY TODO Axis wheel is not right MsWheelDown = JavaImports::MotionEvent::AXIS_WHEEL MsWheelUp = JavaImports::MotionEvent::AXIS_WHEEL
- TA_JUSTIFY
- VERSION
Public Class Methods
apply_border_flags(dest, source, src_x, src_y, src_width, src_height, border_flags)
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# File lib/gosu_android/graphics/bitmapUtils.rb, line 4 def self.apply_border_flags(dest, source, src_x, src_y, src_width, src_height, border_flags) dest.resize(src_width + 2, src_height + 2) #The borders are made "harder" by duplicating the original bitmap's #borders. #Top. if (border_flags & BF_TILEABLE_TOP) dest.insert(source, 1, 0, src_x, src_y, src_width, 1) end #Bottom. if (border_flags & BF_TILEABLE_BOTTOM) dest.insert(source, 1, dest.height - 1, src_x, src_y + src_height - 1, src_width, 1) end #Left. if (border_flags & BF_TILEABLE_LEFT) dest.insert(source, 0, 1, src_x, src_y, 1, src_height) end #Right. if (border_flags & BF_TILEABLE_RIGHT) dest.insert(source, dest.width - 1, 1, src_x + src_width - 1, src_y, 1, src_height) end #Top left. if ((border_flags & BF_TILEABLE_TOP) and (border_flags & BF_TILEABLE_LEFT)) dest.set_pixel(0, 0, source.get_pixel(src_x, src_y)) end #Top right. if ((border_flags & BF_TILEABLE_TOP) and (border_flags & BF_TILEABLE_RIGHT)) dest.set_pixel(dest.width - 1, 0, source.get_pixel(src_x + src_width - 1, src_y)) end #Bottom left. if ((border_flags & BF_TILEABLE_BOTTOM) and (border_flags & BF_TILEABLE_LEFT)) dest.set_pixel(0, dest.height - 1, source.get_pixel(src_x, src_y + src_height - 1)) end #Bottom right. if ((border_flags & BF_TILEABLE_BOTTOM) and (border_flags & BF_TILEABLE_RIGHT)) dest.set_pixel(dest.width - 1, dest.height - 1, source.get_pixel(src_x + src_width - 1, src_y + src_height - 1)) end #Now put the final image into the prepared borders. dest.insert(source, 1, 1, src_x, src_y, src_width, src_height) end
default_font_name()
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# File lib/gosu_android/graphics/font.rb, line 57 def self.default_font_name JavaImports::Typeface::MONOSPACE end
distance(x1, y1, x2, y2)
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Returns the distance between two points.
# File lib/gosu_android/math.rb, line 17 def self.distance(x1, y1, x2, y2) Math::sqrt((x1 - x2)**2 + (y1 - y2)**2) end
distance_sqr(x1, y1, x2, y2)
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Returns the square of the distance between two points.
# File lib/gosu_android/math.rb, line 12 def self.distance_sqr(x1, y1, x2, y2) (x1 - x2)**2 + (y1 - y2)**2 end
is_p_to_the_left_of_ab(xa, ya, xb, yb, xp, yp)
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# File lib/gosu_android/graphics/common.rb, line 8 def self.is_p_to_the_left_of_ab(xa, ya, xb, yb, xp, yp) ((xb - xa) * (yp - ya) - (xp - xa) * (yb - ya)) > 0 end
load_image_file(window, file_name)
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TODO define load_image with reader argument
# File lib/gosu_android/graphics/bitmap.rb, line 9 def self.load_image_file(window, file_name) Gosu::Bitmap.new(window.activity.getApplicationContext, file_name) end
milliseconds()
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# File lib/gosu_android/timing.rb, line 3 def self.milliseconds tp = Time.now.to_f (tp*1000).to_i end
offset_x(angle, radius)
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# File lib/gosu_android/math.rb, line 3 def self.offset_x(angle, radius) Math::sin(angle / 180 * Math::PI) * radius end
offset_y(angle, radius)
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# File lib/gosu_android/math.rb, line 7 def self.offset_y(angle, radius) Math::cos(angle / 180 * Math::PI) * radius end
reorder_coordinates_if_necessary(x1, y1, x2, y2, x3, y3, c3, x4, y4, c4)
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# File lib/gosu_android/graphics/common.rb, line 12 def self.reorder_coordinates_if_necessary(x1, y1, x2, y2, x3, y3, c3, x4, y4, c4) if (Gosu::is_p_to_the_left_of_ab(x1, y1, x2, y2, x3, y3) == Gosu::is_p_to_the_left_of_ab(x2, y2, x3, y3, x4, y4)) true else false end end