| // +build windows |
| |
| package winterm |
| |
| import "github.com/Azure/go-ansiterm" |
| |
| const ( |
| FOREGROUND_COLOR_MASK = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE |
| BACKGROUND_COLOR_MASK = BACKGROUND_RED | BACKGROUND_GREEN | BACKGROUND_BLUE |
| ) |
| |
| // collectAnsiIntoWindowsAttributes modifies the passed Windows text mode flags to reflect the |
| // request represented by the passed ANSI mode. |
| func collectAnsiIntoWindowsAttributes(windowsMode uint16, inverted bool, baseMode uint16, ansiMode int16) (uint16, bool) { |
| switch ansiMode { |
| |
| // Mode styles |
| case ansiterm.ANSI_SGR_BOLD: |
| windowsMode = windowsMode | FOREGROUND_INTENSITY |
| |
| case ansiterm.ANSI_SGR_DIM, ansiterm.ANSI_SGR_BOLD_DIM_OFF: |
| windowsMode &^= FOREGROUND_INTENSITY |
| |
| case ansiterm.ANSI_SGR_UNDERLINE: |
| windowsMode = windowsMode | COMMON_LVB_UNDERSCORE |
| |
| case ansiterm.ANSI_SGR_REVERSE: |
| inverted = true |
| |
| case ansiterm.ANSI_SGR_REVERSE_OFF: |
| inverted = false |
| |
| case ansiterm.ANSI_SGR_UNDERLINE_OFF: |
| windowsMode &^= COMMON_LVB_UNDERSCORE |
| |
| // Foreground colors |
| case ansiterm.ANSI_SGR_FOREGROUND_DEFAULT: |
| windowsMode = (windowsMode &^ FOREGROUND_MASK) | (baseMode & FOREGROUND_MASK) |
| |
| case ansiterm.ANSI_SGR_FOREGROUND_BLACK: |
| windowsMode = (windowsMode &^ FOREGROUND_COLOR_MASK) |
| |
| case ansiterm.ANSI_SGR_FOREGROUND_RED: |
| windowsMode = (windowsMode &^ FOREGROUND_COLOR_MASK) | FOREGROUND_RED |
| |
| case ansiterm.ANSI_SGR_FOREGROUND_GREEN: |
| windowsMode = (windowsMode &^ FOREGROUND_COLOR_MASK) | FOREGROUND_GREEN |
| |
| case ansiterm.ANSI_SGR_FOREGROUND_YELLOW: |
| windowsMode = (windowsMode &^ FOREGROUND_COLOR_MASK) | FOREGROUND_RED | FOREGROUND_GREEN |
| |
| case ansiterm.ANSI_SGR_FOREGROUND_BLUE: |
| windowsMode = (windowsMode &^ FOREGROUND_COLOR_MASK) | FOREGROUND_BLUE |
| |
| case ansiterm.ANSI_SGR_FOREGROUND_MAGENTA: |
| windowsMode = (windowsMode &^ FOREGROUND_COLOR_MASK) | FOREGROUND_RED | FOREGROUND_BLUE |
| |
| case ansiterm.ANSI_SGR_FOREGROUND_CYAN: |
| windowsMode = (windowsMode &^ FOREGROUND_COLOR_MASK) | FOREGROUND_GREEN | FOREGROUND_BLUE |
| |
| case ansiterm.ANSI_SGR_FOREGROUND_WHITE: |
| windowsMode = (windowsMode &^ FOREGROUND_COLOR_MASK) | FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE |
| |
| // Background colors |
| case ansiterm.ANSI_SGR_BACKGROUND_DEFAULT: |
| // Black with no intensity |
| windowsMode = (windowsMode &^ BACKGROUND_MASK) | (baseMode & BACKGROUND_MASK) |
| |
| case ansiterm.ANSI_SGR_BACKGROUND_BLACK: |
| windowsMode = (windowsMode &^ BACKGROUND_COLOR_MASK) |
| |
| case ansiterm.ANSI_SGR_BACKGROUND_RED: |
| windowsMode = (windowsMode &^ BACKGROUND_COLOR_MASK) | BACKGROUND_RED |
| |
| case ansiterm.ANSI_SGR_BACKGROUND_GREEN: |
| windowsMode = (windowsMode &^ BACKGROUND_COLOR_MASK) | BACKGROUND_GREEN |
| |
| case ansiterm.ANSI_SGR_BACKGROUND_YELLOW: |
| windowsMode = (windowsMode &^ BACKGROUND_COLOR_MASK) | BACKGROUND_RED | BACKGROUND_GREEN |
| |
| case ansiterm.ANSI_SGR_BACKGROUND_BLUE: |
| windowsMode = (windowsMode &^ BACKGROUND_COLOR_MASK) | BACKGROUND_BLUE |
| |
| case ansiterm.ANSI_SGR_BACKGROUND_MAGENTA: |
| windowsMode = (windowsMode &^ BACKGROUND_COLOR_MASK) | BACKGROUND_RED | BACKGROUND_BLUE |
| |
| case ansiterm.ANSI_SGR_BACKGROUND_CYAN: |
| windowsMode = (windowsMode &^ BACKGROUND_COLOR_MASK) | BACKGROUND_GREEN | BACKGROUND_BLUE |
| |
| case ansiterm.ANSI_SGR_BACKGROUND_WHITE: |
| windowsMode = (windowsMode &^ BACKGROUND_COLOR_MASK) | BACKGROUND_RED | BACKGROUND_GREEN | BACKGROUND_BLUE |
| } |
| |
| return windowsMode, inverted |
| } |
| |
| // invertAttributes inverts the foreground and background colors of a Windows attributes value |
| func invertAttributes(windowsMode uint16) uint16 { |
| return (COMMON_LVB_MASK & windowsMode) | ((FOREGROUND_MASK & windowsMode) << 4) | ((BACKGROUND_MASK & windowsMode) >> 4) |
| } |