Adding OLED scroll setup functions (#8386)
* Adding scroll setup functions: * Clarifying values stored in oled_scroll_speeddaktil_manuform
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@ -261,12 +261,24 @@ void oled_task(void);
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// Called at the start of oled_task, weak function overridable by the user
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void oled_task_user(void);
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// Scrolls the entire display right
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// Set the specific 8 lines rows of the screen to scroll.
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// 0 is the default for start, and 7 for end, which is the entire
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// height of the screen. For 128x32 screens, rows 4-7 are not used.
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void oled_scroll_set_area(uint8_t start_line, uint8_t end_line);
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// Sets scroll speed, 0-7, fastest to slowest. Default is three.
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// Does not take effect until scrolling is either started or restarted
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// the ssd1306 supports 8 speeds with the delay
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// listed below betwen each frame of the scrolling effect
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// 0=2, 1=3, 2=4, 3=5, 4=25, 5=64, 6=128, 7=256
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void oled_scroll_set_speed(uint8_t speed);
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// Begin scrolling the entire display right
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// Returns true if the screen was scrolling or starts scrolling
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// NOTE: display contents cannot be changed while scrolling
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bool oled_scroll_right(void);
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// Scrolls the entire display left
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// Begin scrolling the entire display left
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// Returns true if the screen was scrolling or starts scrolling
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// NOTE: display contents cannot be changed while scrolling
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bool oled_scroll_left(void);
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@ -108,6 +108,9 @@ bool oled_active = false;
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bool oled_scrolling = false;
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uint8_t oled_rotation = 0;
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uint8_t oled_rotation_width = 0;
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uint8_t oled_scroll_speed = 0; // this holds the speed after being remapped to ssd1306 internal values
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uint8_t oled_scroll_start = 0;
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uint8_t oled_scroll_end = 7;
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#if OLED_TIMEOUT > 0
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uint32_t oled_timeout;
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#endif
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@ -515,12 +518,37 @@ bool oled_off(void) {
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return !oled_active;
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}
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// Set the specific 8 lines rows of the screen to scroll.
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// 0 is the default for start, and 7 for end, which is the entire
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// height of the screen. For 128x32 screens, rows 4-7 are not used.
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void oled_scroll_set_area(uint8_t start_line, uint8_t end_line) {
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oled_scroll_start = start_line;
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oled_scroll_end = end_line;
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}
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void oled_scroll_set_speed(uint8_t speed) {
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// Sets the speed for scrolling... does not take effect
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// until scrolling is either started or restarted
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// the ssd1306 supports 8 speeds
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// FrameRate2 speed = 7
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// FrameRate3 speed = 4
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// FrameRate4 speed = 5
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// FrameRate5 speed = 0
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// FrameRate25 speed = 6
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// FrameRate64 speed = 1
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// FrameRate128 speed = 2
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// FrameRate256 speed = 3
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// for ease of use these are remaped here to be in order
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static const uint8_t scroll_remap[8] = {7, 4, 5, 0, 6, 1, 2, 3};
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oled_scroll_speed = scroll_remap[speed];
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}
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bool oled_scroll_right(void) {
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// Dont enable scrolling if we need to update the display
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// This prevents scrolling of bad data from starting the scroll too early after init
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if (!oled_dirty && !oled_scrolling) {
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static const uint8_t PROGMEM display_scroll_right[] = {I2C_CMD, SCROLL_RIGHT, 0x00, 0x00, 0x00, 0x0F, 0x00, 0xFF, ACTIVATE_SCROLL};
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if (I2C_TRANSMIT_P(display_scroll_right) != I2C_STATUS_SUCCESS) {
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uint8_t display_scroll_right[] = {I2C_CMD, SCROLL_RIGHT, 0x00, oled_scroll_start, oled_scroll_speed, oled_scroll_end, 0x00, 0xFF, ACTIVATE_SCROLL};
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if (I2C_TRANSMIT(display_scroll_right) != I2C_STATUS_SUCCESS) {
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print("oled_scroll_right cmd failed\n");
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return oled_scrolling;
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}
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@ -533,8 +561,8 @@ bool oled_scroll_left(void) {
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// Dont enable scrolling if we need to update the display
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// This prevents scrolling of bad data from starting the scroll too early after init
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if (!oled_dirty && !oled_scrolling) {
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static const uint8_t PROGMEM display_scroll_left[] = {I2C_CMD, SCROLL_LEFT, 0x00, 0x00, 0x00, 0x0F, 0x00, 0xFF, ACTIVATE_SCROLL};
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if (I2C_TRANSMIT_P(display_scroll_left) != I2C_STATUS_SUCCESS) {
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uint8_t display_scroll_left[] = {I2C_CMD, SCROLL_LEFT, 0x00, oled_scroll_start, oled_scroll_speed, oled_scroll_end, 0x00, 0xFF, ACTIVATE_SCROLL};
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if (I2C_TRANSMIT(display_scroll_left) != I2C_STATUS_SUCCESS) {
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print("oled_scroll_left cmd failed\n");
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return oled_scrolling;
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}
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@ -246,6 +246,18 @@ void oled_task(void);
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// Called at the start of oled_task, weak function overridable by the user
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void oled_task_user(void);
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// Set the specific 8 lines rows of the screen to scroll.
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// 0 is the default for start, and 7 for end, which is the entire
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// height of the screen. For 128x32 screens, rows 4-7 are not used.
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void oled_scroll_set_area(uint8_t start_line, uint8_t end_line);
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// Sets scroll speed, 0-7, fastest to slowest. Default is three.
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// Does not take effect until scrolling is either started or restarted
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// the ssd1306 supports 8 speeds with the delay
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// listed below betwen each frame of the scrolling effect
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// 0=2, 1=3, 2=4, 3=5, 4=25, 5=64, 6=128, 7=256
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void oled_scroll_set_speed(uint8_t speed);
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// Scrolls the entire display right
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// Returns true if the screen was scrolling or starts scrolling
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// NOTE: display contents cannot be changed while scrolling
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